v0.6.4: Fix deployment target bug

Set minimum deployment target for script to current os

v0.6.3: Fix logging

Remove unnecessary print

v0.6.2: Task object

Script task (#2)

* Create an object to encapsulate the command information.

This allows more of a builder pattern when running tasks, which also
made it easier to add piping capabilities

v0.6.1: Static funcs

Create static func versions of all methods for convenience when you already have the full path to a file.

v0.6.0: Readability is a thing

Make the api not require 'pushing' files, and instead add file/item params to most methods. Makes usages much more readable.

v0.5.1: Add a multifile swift script tool

Swiftscript (#1)

* Add new command line tool target to write multi-file scripts, via a very
simple preprocessor

* Write preprocessor and unit tests

* Add unit tests with data for file management

* Use URL whenever possible

* Write main file that performs the scripting

* Rename helper class

v0.5

Add ability to do background commands

v0.4.3

Put back stdout buffering for our own log lines

v0.4.2

FIx line buffering

v0.4.1: Set line buffering and don't log environment

Logging environment could reveal sensitive information because env
is likely used for tokens and the like