diff --git a/poetry.lock b/poetry.lock
index c241138..1d325d1 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,82 +1,73 @@
 [[package]]
-category = "main"
-description = "Asyncio support for PEP-567 contextvars backport."
-marker = "python_version < \"3.7\""
 name = "aiocontextvars"
+version = "0.2.2"
+description = "Asyncio support for PEP-567 contextvars backport."
+category = "main"
 optional = false
 python-versions = ">=3.5"
-version = "0.2.2"
 
 [package.dependencies]
-[package.dependencies.contextvars]
-python = "<3.7"
-version = "2.4"
+contextvars = {version = "2.4", markers = "python_version < \"3.7\""}
 
 [[package]]
-category = "dev"
-description = "A small Python module for determining appropriate platform-specific dirs, e.g. a \"user data dir\"."
 name = "appdirs"
+version = "1.4.4"
+description = "A small Python module for determining appropriate platform-specific dirs, e.g. a \"user data dir\"."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "1.4.4"
 
 [[package]]
-category = "dev"
-description = "Bash tab completion for argparse"
 name = "argcomplete"
+version = "1.11.1"
+description = "Bash tab completion for argparse"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "1.11.1"
 
 [package.dependencies]
-[package.dependencies.importlib-metadata]
-python = ">=3.6,<3.7"
-version = ">=0.23,<2"
+importlib-metadata = {version = ">=0.23,<2", markers = "python_version == \"3.6\" or python_version == \"3.7\""}
 
 [package.extras]
 test = ["coverage", "flake8", "pexpect", "wheel"]
 
 [[package]]
-category = "dev"
-description = "Read/rewrite/write Python ASTs"
 name = "astor"
+version = "0.8.1"
+description = "Read/rewrite/write Python ASTs"
+category = "dev"
 optional = false
 python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,>=2.7"
-version = "0.8.1"
 
 [[package]]
-category = "dev"
-description = "An abstract syntax tree for Python with inference support."
 name = "astroid"
+version = "2.4.2"
+description = "An abstract syntax tree for Python with inference support."
+category = "dev"
 optional = false
 python-versions = ">=3.5"
-version = "2.4.2"
 
 [package.dependencies]
 lazy-object-proxy = ">=1.4.0,<1.5.0"
 six = ">=1.12,<2.0"
+typed-ast = {version = ">=1.4.0,<1.5", markers = "implementation_name == \"cpython\" and python_version < \"3.8\""}
 wrapt = ">=1.11,<2.0"
 
-[package.dependencies.typed-ast]
-python = "<3.8"
-version = ">=1.4.0,<1.5"
-
 [[package]]
-category = "dev"
-description = "Atomic file writes."
-marker = "sys_platform == \"win32\""
 name = "atomicwrites"
+version = "1.4.0"
+description = "Atomic file writes."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "1.4.0"
 
 [[package]]
-category = "dev"
-description = "Classes Without Boilerplate"
 name = "attrs"
+version = "19.3.0"
+description = "Classes Without Boilerplate"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "19.3.0"
 
 [package.extras]
 azure-pipelines = ["coverage", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "zope.interface", "pytest-azurepipelines"]
@@ -85,23 +76,23 @@ docs = ["sphinx", "zope.interface"]
 tests = ["coverage", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "zope.interface"]
 
 [[package]]
-category = "main"
-description = "Freely available tools for computational molecular biology."
 name = "biopython"
+version = "1.77"
+description = "Freely available tools for computational molecular biology."
+category = "main"
 optional = false
 python-versions = "*"
-version = "1.77"
 
 [package.dependencies]
 numpy = "*"
 
 [[package]]
-category = "dev"
-description = "The uncompromising code formatter."
 name = "black"
+version = "19.10b0"
+description = "The uncompromising code formatter."
+category = "dev"
 optional = false
 python-versions = ">=3.6"
-version = "19.10b0"
 
 [package.dependencies]
 appdirs = "*"
@@ -116,142 +107,126 @@ typed-ast = ">=1.4.0"
 d = ["aiohttp (>=3.3.2)", "aiohttp-cors"]
 
 [[package]]
-category = "dev"
-description = "Python package for providing Mozilla's CA Bundle."
 name = "certifi"
+version = "2020.6.20"
+description = "Python package for providing Mozilla's CA Bundle."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "2020.6.20"
 
 [[package]]
-category = "dev"
-description = "Validate configuration and produce human readable error messages."
 name = "cfgv"
+version = "3.1.0"
+description = "Validate configuration and produce human readable error messages."
+category = "dev"
 optional = false
 python-versions = ">=3.6.1"
-version = "3.1.0"
 
 [[package]]
-category = "dev"
-description = "Universal encoding detector for Python 2 and 3"
 name = "chardet"
+version = "3.0.4"
+description = "Universal encoding detector for Python 2 and 3"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "3.0.4"
 
 [[package]]
-category = "main"
-description = "Composable command line interface toolkit"
 name = "click"
+version = "7.1.2"
+description = "Composable command line interface toolkit"
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "7.1.2"
 
 [[package]]
-category = "main"
-description = "Logging to stderr and file for click applications."
 name = "click-loguru"
+version = "0.3.6"
+description = "Logging to stderr and file for click applications."
+category = "main"
 optional = false
 python-versions = ">=3.6.1,<4.0.0"
-version = "0.3.6"
 
 [package.dependencies]
 click = ">=7.1.2,<8.0.0"
 loguru = ">=0.5.0,<0.6.0"
 
 [[package]]
-category = "main"
-description = "Extended pickling support for Python objects"
 name = "cloudpickle"
+version = "1.4.1"
+description = "Extended pickling support for Python objects"
+category = "main"
 optional = false
 python-versions = ">=3.5"
-version = "1.4.1"
 
 [[package]]
-category = "main"
-description = "Cross-platform colored terminal text."
-marker = "sys_platform == \"win32\""
 name = "colorama"
+version = "0.4.3"
+description = "Cross-platform colored terminal text."
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "0.4.3"
 
 [[package]]
-category = "dev"
-description = "Log formatting with colors!"
 name = "colorlog"
+version = "4.1.0"
+description = "Log formatting with colors!"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "4.1.0"
 
 [package.dependencies]
-colorama = "*"
+colorama = {version = "*", markers = "sys_platform == \"win32\""}
 
 [[package]]
-category = "main"
-description = "PEP 567 Backport"
-marker = "python_version < \"3.7\""
 name = "contextvars"
+version = "2.4"
+description = "PEP 567 Backport"
+category = "main"
 optional = false
 python-versions = "*"
-version = "2.4"
 
 [package.dependencies]
 immutables = ">=0.9"
 
 [[package]]
-category = "dev"
-description = "Code coverage measurement for Python"
 name = "coverage"
+version = "5.5"
+description = "Code coverage measurement for Python"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*, <4"
-version = "5.1"
 
 [package.dependencies]
-[package.dependencies.toml]
-optional = true
-version = "*"
+toml = {version = "*", optional = true, markers = "extra == \"toml\""}
 
 [package.extras]
 toml = ["toml"]
 
 [[package]]
-category = "main"
-description = "Composable style cycles"
 name = "cycler"
+version = "0.10.0"
+description = "Composable style cycles"
+category = "main"
 optional = false
 python-versions = "*"
-version = "0.10.0"
 
 [package.dependencies]
 six = "*"
 
 [[package]]
-category = "main"
-description = "Parallel PyData with Task Scheduling"
 name = "dask"
+version = "2.19.0"
+description = "Parallel PyData with Task Scheduling"
+category = "main"
 optional = false
 python-versions = ">=3.6"
-version = "2.19.0"
 
 [package.dependencies]
+cloudpickle = {version = ">=0.2.2", optional = true, markers = "extra == \"bag\""}
+fsspec = {version = ">=0.6.0", optional = true, markers = "extra == \"bag\""}
+partd = {version = ">=0.3.10", optional = true, markers = "extra == \"bag\""}
 pyyaml = "*"
-
-[package.dependencies.cloudpickle]
-optional = true
-version = ">=0.2.2"
-
-[package.dependencies.fsspec]
-optional = true
-version = ">=0.6.0"
-
-[package.dependencies.partd]
-optional = true
-version = ">=0.3.10"
-
-[package.dependencies.toolz]
-optional = true
-version = ">=0.8.2"
+toolz = {version = ">=0.8.2", optional = true, markers = "extra == \"bag\""}
 
 [package.extras]
 array = ["numpy (>=1.13.0)", "toolz (>=0.8.2)"]
@@ -263,76 +238,74 @@ diagnostics = ["bokeh (>=1.0.0)"]
 distributed = ["distributed (>=2.0)"]
 
 [[package]]
-category = "dev"
-description = "Distribution utilities"
 name = "distlib"
+version = "0.3.0"
+description = "Distribution utilities"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "0.3.0"
 
 [[package]]
-category = "dev"
-description = "A platform independent file lock."
 name = "filelock"
+version = "3.0.12"
+description = "A platform independent file lock."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "3.0.12"
 
 [[package]]
-category = "dev"
-description = "CLI tool to convert a python project's %-formatted strings to f-strings."
 name = "flynt"
+version = "0.48.1"
+description = "CLI tool to convert a python project's %-formatted strings to f-strings."
+category = "dev"
 optional = false
 python-versions = ">=3.6"
-version = "0.48.1"
 
 [package.dependencies]
 astor = "*"
 
 [[package]]
-category = "main"
-description = "File-system specification"
 name = "fsspec"
+version = "0.7.4"
+description = "File-system specification"
+category = "main"
 optional = false
 python-versions = ">3.5"
-version = "0.7.4"
 
 [[package]]
-category = "dev"
-description = "File identification library for Python"
 name = "identify"
+version = "1.4.20"
+description = "File identification library for Python"
+category = "dev"
 optional = false
 python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,>=2.7"
-version = "1.4.20"
 
 [package.extras]
 license = ["editdistance"]
 
 [[package]]
-category = "dev"
-description = "Internationalized Domain Names in Applications (IDNA)"
 name = "idna"
+version = "2.9"
+description = "Internationalized Domain Names in Applications (IDNA)"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "2.9"
 
 [[package]]
-category = "main"
-description = "Immutable Collections"
-marker = "python_version < \"3.7\""
 name = "immutables"
+version = "0.14"
+description = "Immutable Collections"
+category = "main"
 optional = false
 python-versions = ">=3.5"
-version = "0.14"
 
 [[package]]
-category = "dev"
-description = "Read metadata from Python packages"
-marker = "python_version < \"3.8\""
 name = "importlib-metadata"
+version = "1.6.1"
+description = "Read metadata from Python packages"
+category = "dev"
 optional = false
 python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,>=2.7"
-version = "1.6.1"
 
 [package.dependencies]
 zipp = ">=0.5"
@@ -342,38 +315,30 @@ docs = ["sphinx", "rst.linker"]
 testing = ["packaging", "pep517", "importlib-resources (>=1.3)"]
 
 [[package]]
-category = "dev"
-description = "Read resources from Python packages"
-marker = "python_version < \"3.7\""
 name = "importlib-resources"
+version = "2.0.1"
+description = "Read resources from Python packages"
+category = "dev"
 optional = false
 python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,>=2.7"
-version = "2.0.1"
 
 [package.dependencies]
-[package.dependencies.importlib-metadata]
-python = "<3.8"
-version = "*"
-
-[package.dependencies.zipp]
-python = "<3.8"
-version = ">=0.4"
+importlib-metadata = {version = "*", markers = "python_version < \"3.8\""}
+zipp = {version = ">=0.4", markers = "python_version < \"3.8\""}
 
 [package.extras]
 docs = ["sphinx", "rst.linker", "jaraco.packaging"]
 
 [[package]]
-category = "dev"
-description = "A Python utility / library to sort Python imports."
 name = "isort"
+version = "4.3.21"
+description = "A Python utility / library to sort Python imports."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "4.3.21"
 
 [package.dependencies]
-[package.dependencies.toml]
-optional = true
-version = "*"
+toml = {version = "*", optional = true, markers = "extra == \"pyproject\""}
 
 [package.extras]
 pipfile = ["pipreqs", "requirementslib"]
@@ -382,55 +347,52 @@ requirements = ["pipreqs", "pip-api"]
 xdg_home = ["appdirs (>=1.4.0)"]
 
 [[package]]
-category = "main"
-description = "A fast implementation of the Cassowary constraint solver"
 name = "kiwisolver"
+version = "1.2.0"
+description = "A fast implementation of the Cassowary constraint solver"
+category = "main"
 optional = false
 python-versions = ">=3.6"
-version = "1.2.0"
 
 [[package]]
-category = "dev"
-description = "A fast and thorough lazy object proxy."
 name = "lazy-object-proxy"
+version = "1.4.3"
+description = "A fast and thorough lazy object proxy."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "1.4.3"
 
 [[package]]
-category = "main"
-description = "File-based locks for Python for Linux and Windows"
 name = "locket"
+version = "0.2.0"
+description = "File-based locks for Python for Linux and Windows"
+category = "main"
 optional = false
 python-versions = "*"
-version = "0.2.0"
 
 [[package]]
-category = "main"
-description = "Python logging made (stupidly) simple"
 name = "loguru"
+version = "0.5.1"
+description = "Python logging made (stupidly) simple"
+category = "main"
 optional = false
 python-versions = ">=3.5"
-version = "0.5.1"
 
 [package.dependencies]
-colorama = ">=0.3.4"
-win32-setctime = ">=1.0.0"
-
-[package.dependencies.aiocontextvars]
-python = "<3.7"
-version = ">=0.2.0"
+aiocontextvars = {version = ">=0.2.0", markers = "python_version < \"3.7\""}
+colorama = {version = ">=0.3.4", markers = "sys_platform == \"win32\""}
+win32-setctime = {version = ">=1.0.0", markers = "sys_platform == \"win32\""}
 
 [package.extras]
 dev = ["codecov (>=2.0.15)", "colorama (>=0.3.4)", "flake8 (>=3.7.7)", "isort (>=4.3.20)", "tox (>=3.9.0)", "tox-travis (>=0.12)", "pytest (>=4.6.2)", "pytest-cov (>=2.7.1)", "Sphinx (>=2.2.1)", "sphinx-autobuild (>=0.7.1)", "sphinx-rtd-theme (>=0.4.3)", "black (>=19.3b0)"]
 
 [[package]]
-category = "main"
-description = "Python plotting package"
 name = "matplotlib"
+version = "3.2.2"
+description = "Python plotting package"
+category = "main"
 optional = false
 python-versions = ">=3.6"
-version = "3.2.2"
 
 [package.dependencies]
 cycler = ">=0.10"
@@ -440,77 +402,74 @@ pyparsing = ">=2.0.1,<2.0.4 || >2.0.4,<2.1.2 || >2.1.2,<2.1.6 || >2.1.6"
 python-dateutil = ">=2.1"
 
 [[package]]
-category = "dev"
-description = "McCabe checker, plugin for flake8"
 name = "mccabe"
+version = "0.6.1"
+description = "McCabe checker, plugin for flake8"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "0.6.1"
 
 [[package]]
-category = "dev"
-description = "More routines for operating on iterables, beyond itertools"
 name = "more-itertools"
+version = "8.4.0"
+description = "More routines for operating on iterables, beyond itertools"
+category = "dev"
 optional = false
 python-versions = ">=3.5"
-version = "8.4.0"
 
 [[package]]
-category = "dev"
-description = "Node.js virtual environment builder"
 name = "nodeenv"
+version = "1.4.0"
+description = "Node.js virtual environment builder"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "1.4.0"
 
 [[package]]
-category = "dev"
-description = "Flexible test automation."
 name = "nox"
+version = "2020.5.24"
+description = "Flexible test automation."
+category = "dev"
 optional = false
 python-versions = ">=3.5"
-version = "2020.5.24"
 
 [package.dependencies]
 argcomplete = ">=1.9.4,<2.0"
 colorlog = ">=2.6.1,<5.0.0"
+importlib-metadata = {version = "*", markers = "python_version < \"3.8\""}
 py = ">=1.4.0,<2.0.0"
 virtualenv = ">=14.0.0"
 
-[package.dependencies.importlib-metadata]
-python = "<3.8"
-version = "*"
-
 [package.extras]
 tox_to_nox = ["jinja2", "tox"]
 
 [[package]]
-category = "main"
-description = "NumPy is the fundamental package for array computing with Python."
 name = "numpy"
+version = "1.19.0"
+description = "NumPy is the fundamental package for array computing with Python."
+category = "main"
 optional = false
 python-versions = ">=3.6"
-version = "1.19.0"
 
 [[package]]
-category = "dev"
-description = "Core utilities for Python packages"
 name = "packaging"
+version = "20.4"
+description = "Core utilities for Python packages"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "20.4"
 
 [package.dependencies]
 pyparsing = ">=2.0.2"
 six = "*"
 
 [[package]]
-category = "main"
-description = "Powerful data structures for data analysis, time series, and statistics"
 name = "pandas"
+version = "1.0.5"
+description = "Powerful data structures for data analysis, time series, and statistics"
+category = "main"
 optional = false
 python-versions = ">=3.6.1"
-version = "1.0.5"
 
 [package.dependencies]
 numpy = ">=1.13.3"
@@ -521,12 +480,12 @@ pytz = ">=2017.2"
 test = ["pytest (>=4.0.2)", "pytest-xdist", "hypothesis (>=3.58)"]
 
 [[package]]
-category = "main"
-description = "Appendable key-value storage"
 name = "partd"
+version = "1.1.0"
+description = "Appendable key-value storage"
+category = "main"
 optional = false
 python-versions = ">=3.5"
-version = "1.1.0"
 
 [package.dependencies]
 locket = "*"
@@ -536,60 +495,52 @@ toolz = "*"
 complete = ["numpy (>=1.9.0)", "pandas (>=0.19.0)", "pyzmq", "blosc"]
 
 [[package]]
-category = "dev"
-description = "Utility library for gitignore style pattern matching of file paths."
 name = "pathspec"
+version = "0.8.0"
+description = "Utility library for gitignore style pattern matching of file paths."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "0.8.0"
 
 [[package]]
-category = "dev"
-description = "plugin and hook calling mechanisms for python"
 name = "pluggy"
+version = "0.13.1"
+description = "plugin and hook calling mechanisms for python"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "0.13.1"
 
 [package.dependencies]
-[package.dependencies.importlib-metadata]
-python = "<3.8"
-version = ">=0.12"
+importlib-metadata = {version = ">=0.12", markers = "python_version < \"3.8\""}
 
 [package.extras]
 dev = ["pre-commit", "tox"]
 
 [[package]]
-category = "dev"
-description = "A framework for managing and maintaining multi-language pre-commit hooks."
 name = "pre-commit"
+version = "2.5.1"
+description = "A framework for managing and maintaining multi-language pre-commit hooks."
+category = "dev"
 optional = false
 python-versions = ">=3.6.1"
-version = "2.5.1"
 
 [package.dependencies]
 cfgv = ">=2.0.0"
 identify = ">=1.0.0"
+importlib-metadata = {version = "*", markers = "python_version < \"3.8\""}
+importlib-resources = {version = "*", markers = "python_version < \"3.7\""}
 nodeenv = ">=0.11.1"
 pyyaml = ">=5.1"
 toml = "*"
 virtualenv = ">=20.0.8"
 
-[package.dependencies.importlib-metadata]
-python = "<3.8"
-version = "*"
-
-[package.dependencies.importlib-resources]
-python = "<3.7"
-version = "*"
-
 [[package]]
-category = "dev"
-description = "A Python Progressbar library to provide visual (yet text based) progress to long running operations."
 name = "progressbar2"
+version = "3.51.3"
+description = "A Python Progressbar library to provide visual (yet text based) progress to long running operations."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "3.51.3"
 
 [package.dependencies]
 python-utils = ">=2.3.0"
@@ -600,95 +551,92 @@ docs = ["sphinx (>=1.7.4)"]
 tests = ["flake8 (>=3.7.7)", "pytest (>=4.3.1)", "pytest-cov (>=2.6.1)", "pytest-flakes (>=4.0.0)", "pytest-pep8 (>=1.0.6)", "freezegun (>=0.3.11)", "sphinx (>=1.8.5)"]
 
 [[package]]
-category = "dev"
-description = "library with cross-python path, ini-parsing, io, code, log facilities"
 name = "py"
+version = "1.8.2"
+description = "library with cross-python path, ini-parsing, io, code, log facilities"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "1.8.2"
 
 [[package]]
-category = "dev"
-description = "Python docstring style checker"
 name = "pydocstyle"
+version = "5.0.2"
+description = "Python docstring style checker"
+category = "dev"
 optional = false
 python-versions = ">=3.5"
-version = "5.0.2"
 
 [package.dependencies]
 snowballstemmer = "*"
 
 [[package]]
-category = "dev"
-description = "python code static checker"
 name = "pylint"
+version = "2.5.3"
+description = "python code static checker"
+category = "dev"
 optional = false
 python-versions = ">=3.5.*"
-version = "2.5.3"
 
 [package.dependencies]
 astroid = ">=2.4.0,<=2.5"
-colorama = "*"
+colorama = {version = "*", markers = "sys_platform == \"win32\""}
 isort = ">=4.2.5,<5"
 mccabe = ">=0.6,<0.7"
 toml = ">=0.7.1"
 
 [[package]]
-category = "main"
-description = "Python parsing module"
 name = "pyparsing"
+version = "2.4.7"
+description = "Python parsing module"
+category = "main"
 optional = false
 python-versions = ">=2.6, !=3.0.*, !=3.1.*, !=3.2.*"
-version = "2.4.7"
 
 [[package]]
-category = "dev"
-description = "pytest: simple powerful testing with Python"
 name = "pytest"
+version = "5.4.3"
+description = "pytest: simple powerful testing with Python"
+category = "dev"
 optional = false
 python-versions = ">=3.5"
-version = "5.4.3"
 
 [package.dependencies]
-atomicwrites = ">=1.0"
+atomicwrites = {version = ">=1.0", markers = "sys_platform == \"win32\""}
 attrs = ">=17.4.0"
-colorama = "*"
+colorama = {version = "*", markers = "sys_platform == \"win32\""}
+importlib-metadata = {version = ">=0.12", markers = "python_version < \"3.8\""}
 more-itertools = ">=4.0.0"
 packaging = "*"
 pluggy = ">=0.12,<1.0"
 py = ">=1.5.0"
 wcwidth = "*"
 
-[package.dependencies.importlib-metadata]
-python = "<3.8"
-version = ">=0.12"
-
 [package.extras]
-checkqa-mypy = ["mypy (v0.761)"]
+checkqa-mypy = ["mypy (==v0.761)"]
 testing = ["argcomplete", "hypothesis (>=3.56)", "mock", "nose", "requests", "xmlschema"]
 
 [[package]]
-category = "dev"
-description = "Pytest plugin for measuring coverage."
 name = "pytest-cov"
+version = "2.10.0"
+description = "Pytest plugin for measuring coverage."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "2.10.0"
 
 [package.dependencies]
 coverage = ">=4.4"
 pytest = ">=4.6"
 
 [package.extras]
-testing = ["fields", "hunter", "process-tests (2.0.2)", "six", "pytest-xdist", "virtualenv"]
+testing = ["fields", "hunter", "process-tests (==2.0.2)", "six", "pytest-xdist", "virtualenv"]
 
 [[package]]
-category = "dev"
-description = "Manager for test data providing downloads, caching of generated files, and a context for temp directories."
 name = "pytest-datadir-mgr"
+version = "1.1.1"
+description = "Manager for test data providing downloads, caching of generated files, and a context for temp directories."
+category = "dev"
 optional = false
 python-versions = ">=3.6.1,<4.0.0"
-version = "1.1.1"
 
 [package.dependencies]
 progressbar2 = ">=3.50.1,<4.0.0"
@@ -696,58 +644,58 @@ pytest = ">=5.4.1,<6.0.0"
 requests_download = ">=0.1.2,<0.2.0"
 
 [[package]]
-category = "main"
-description = "Extensions to the standard Python datetime module"
 name = "python-dateutil"
+version = "2.8.1"
+description = "Extensions to the standard Python datetime module"
+category = "main"
 optional = false
 python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,>=2.7"
-version = "2.8.1"
 
 [package.dependencies]
 six = ">=1.5"
 
 [[package]]
-category = "dev"
-description = "Python Utils is a module with some convenient utilities not included with the standard Python install"
 name = "python-utils"
+version = "2.4.0"
+description = "Python Utils is a module with some convenient utilities not included with the standard Python install"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "2.4.0"
 
 [package.dependencies]
 six = "*"
 
 [[package]]
-category = "main"
-description = "World timezone definitions, modern and historical"
 name = "pytz"
+version = "2020.1"
+description = "World timezone definitions, modern and historical"
+category = "main"
 optional = false
 python-versions = "*"
-version = "2020.1"
 
 [[package]]
-category = "main"
-description = "YAML parser and emitter for Python"
 name = "pyyaml"
+version = "5.3.1"
+description = "YAML parser and emitter for Python"
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "5.3.1"
 
 [[package]]
-category = "dev"
-description = "Alternative regular expression module, to replace re."
 name = "regex"
+version = "2020.6.8"
+description = "Alternative regular expression module, to replace re."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "2020.6.8"
 
 [[package]]
-category = "dev"
-description = "Python HTTP for Humans."
 name = "requests"
+version = "2.24.0"
+description = "Python HTTP for Humans."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "2.24.0"
 
 [package.dependencies]
 certifi = ">=2017.4.17"
@@ -757,37 +705,37 @@ urllib3 = ">=1.21.1,<1.25.0 || >1.25.0,<1.25.1 || >1.25.1,<1.26"
 
 [package.extras]
 security = ["pyOpenSSL (>=0.14)", "cryptography (>=1.3.4)"]
-socks = ["PySocks (>=1.5.6,<1.5.7 || >1.5.7)", "win-inet-pton"]
+socks = ["PySocks (>=1.5.6,!=1.5.7)", "win-inet-pton"]
 
 [[package]]
-category = "dev"
-description = "Download files using requests and save them to a target path"
 name = "requests-download"
+version = "0.1.2"
+description = "Download files using requests and save them to a target path"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "0.1.2"
 
 [package.dependencies]
 requests = "*"
 
 [[package]]
-category = "main"
-description = "SciPy: Scientific Library for Python"
 name = "scipy"
+version = "1.5.0"
+description = "SciPy: Scientific Library for Python"
+category = "main"
 optional = false
 python-versions = ">=3.6"
-version = "1.5.0"
 
 [package.dependencies]
 numpy = ">=1.14.5"
 
 [[package]]
-category = "main"
-description = "seaborn: statistical data visualization"
 name = "seaborn"
+version = "0.10.1"
+description = "seaborn: statistical data visualization"
+category = "main"
 optional = false
 python-versions = ">=3.6"
-version = "0.10.1"
 
 [package.dependencies]
 matplotlib = ">=2.1.2"
@@ -796,136 +744,129 @@ pandas = ">=0.22.0"
 scipy = ">=1.0.1"
 
 [[package]]
-category = "dev"
-description = "Python subprocess replacement"
 name = "sh"
+version = "1.13.1"
+description = "Python subprocess replacement"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "1.13.1"
 
 [[package]]
-category = "main"
-description = "Python 2 and 3 compatibility utilities"
 name = "six"
+version = "1.15.0"
+description = "Python 2 and 3 compatibility utilities"
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*"
-version = "1.15.0"
 
 [[package]]
-category = "dev"
-description = "This package provides 26 stemmers for 25 languages generated from Snowball algorithms."
 name = "snowballstemmer"
+version = "2.0.0"
+description = "This package provides 26 stemmers for 25 languages generated from Snowball algorithms."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "2.0.0"
 
 [[package]]
-category = "dev"
-description = "Python Library for Tom's Obvious, Minimal Language"
 name = "toml"
+version = "0.10.1"
+description = "Python Library for Tom's Obvious, Minimal Language"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "0.10.1"
 
 [[package]]
-category = "main"
-description = "List processing tools and functional utilities"
 name = "toolz"
+version = "0.10.0"
+description = "List processing tools and functional utilities"
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "0.10.0"
 
 [[package]]
-category = "dev"
-description = "a fork of Python 2 and 3 ast modules with type comment support"
 name = "typed-ast"
+version = "1.4.1"
+description = "a fork of Python 2 and 3 ast modules with type comment support"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "1.4.1"
 
 [[package]]
-category = "dev"
-description = "HTTP library with thread-safe connection pooling, file post, and more."
 name = "urllib3"
+version = "1.25.9"
+description = "HTTP library with thread-safe connection pooling, file post, and more."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*, <4"
-version = "1.25.9"
 
 [package.extras]
 brotli = ["brotlipy (>=0.6.0)"]
 secure = ["certifi", "cryptography (>=1.3.4)", "idna (>=2.0.0)", "pyOpenSSL (>=0.14)", "ipaddress"]
-socks = ["PySocks (>=1.5.6,<1.5.7 || >1.5.7,<2.0)"]
+socks = ["PySocks (>=1.5.6,!=1.5.7,<2.0)"]
 
 [[package]]
-category = "dev"
-description = "Virtual Python Environment builder"
 name = "virtualenv"
+version = "20.0.25"
+description = "Virtual Python Environment builder"
+category = "dev"
 optional = false
 python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,>=2.7"
-version = "20.0.25"
 
 [package.dependencies]
 appdirs = ">=1.4.3,<2"
 distlib = ">=0.3.0,<1"
 filelock = ">=3.0.0,<4"
+importlib-metadata = {version = ">=0.12,<2", markers = "python_version < \"3.8\""}
+importlib-resources = {version = ">=1.0", markers = "python_version < \"3.7\""}
 six = ">=1.9.0,<2"
 
-[package.dependencies.importlib-metadata]
-python = "<3.8"
-version = ">=0.12,<2"
-
-[package.dependencies.importlib-resources]
-python = "<3.7"
-version = ">=1.0"
-
 [package.extras]
 docs = ["sphinx (>=3)", "sphinx-argparse (>=0.2.5)", "sphinx-rtd-theme (>=0.4.3)", "towncrier (>=19.9.0rc1)", "proselint (>=0.10.2)"]
 testing = ["pytest (>=4)", "coverage (>=5)", "coverage-enable-subprocess (>=1)", "pytest-xdist (>=1.31.0)", "pytest-mock (>=2)", "pytest-env (>=0.6.2)", "pytest-randomly (>=1)", "pytest-timeout (>=1)", "pytest-freezegun (>=0.4.1)", "flaky (>=3)", "packaging (>=20.0)", "xonsh (>=0.9.16)"]
 
 [[package]]
-category = "dev"
-description = "Measures the displayed width of unicode strings in a terminal"
 name = "wcwidth"
+version = "0.2.5"
+description = "Measures the displayed width of unicode strings in a terminal"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "0.2.5"
 
 [[package]]
-category = "main"
-description = "A small Python utility to set file creation time on Windows"
-marker = "sys_platform == \"win32\""
 name = "win32-setctime"
+version = "1.0.1"
+description = "A small Python utility to set file creation time on Windows"
+category = "main"
 optional = false
 python-versions = ">=3.5"
-version = "1.0.1"
 
 [package.extras]
 dev = ["pytest (>=4.6.2)", "black (>=19.3b0)"]
 
 [[package]]
-category = "dev"
-description = "Module for decorators, wrappers and monkey patching."
 name = "wrapt"
+version = "1.12.1"
+description = "Module for decorators, wrappers and monkey patching."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "1.12.1"
 
 [[package]]
-category = "dev"
-description = "Backport of pathlib-compatible object wrapper for zip files"
-marker = "python_version < \"3.8\""
 name = "zipp"
+version = "3.1.0"
+description = "Backport of pathlib-compatible object wrapper for zip files"
+category = "dev"
 optional = false
 python-versions = ">=3.6"
-version = "3.1.0"
 
 [package.extras]
 docs = ["sphinx", "jaraco.packaging (>=3.2)", "rst.linker (>=1.9)"]
 testing = ["jaraco.itertools", "func-timeout"]
 
 [metadata]
-content-hash = "dd2dd47abe700c8db2a8d1e7b7ec580f290894e0366dfc20e7bea890aeac64c4"
+lock-version = "1.1"
 python-versions = "^3.6.1"
+content-hash = "672c33e06e054aab46c31ac0d429ac5cf8df027aa898717173edf333b90cd262"
 
 [metadata.files]
 aiocontextvars = [
@@ -1014,37 +955,55 @@ contextvars = [
     {file = "contextvars-2.4.tar.gz", hash = "sha256:f38c908aaa59c14335eeea12abea5f443646216c4e29380d7bf34d2018e2c39e"},
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@@ -1179,6 +1141,7 @@ more-itertools = [
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 urllib3 = [
diff --git a/pyproject.toml b/pyproject.toml
index a9ab051..2ab401a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -52,7 +52,7 @@ pydocstyle = "^5.0.2"
 isort = {version = "^4.3.21", extras = ["pyproject"]}
 sh = "^1.13.0"
 pylint = "^2.5.2"
-coverage = {extras = ["toml"], version = "^5.1"}
+coverage = {extras = ["toml"], version = "^5.5"}
 pytest-datadir-mgr = "^1.0.1"
 nox = "^2020.5.24"
 flynt = "^0.48.1"