diff --git a/yarn.lock b/yarn.lock
index 5786165..1c931ac 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2392,11 +2392,7 @@ core-js@^1.0.0:
   version "1.2.7"
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-1.2.7.tgz#652294c14651db28fa93bd2d5ff2983a4f08c636"
 
-core-js@^2.0.0, core-js@^2.4.1:
-  version "2.5.1"
-  resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.5.1.tgz#ae6874dc66937789b80754ff5428df66819ca50b"
-
-core-js@^2.4.0, core-js@^2.5.0, core-js@^2.5.7:
+core-js@^2.0.0, core-js@^2.4.0, core-js@^2.4.1, core-js@^2.5.0, core-js@^2.5.7:
   version "2.6.4"
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.6.4.tgz#b8897c062c4d769dd30a0ac5c73976c47f92ea0d"
   integrity sha512-05qQ5hXShcqGkPZpXEFLIpxayZscVD2kuMBZewxiIPPEagukO4mqgPA9CWhUvFBJfy3ODdK2p9xyHh7FTU9/7A==
@@ -5632,9 +5628,9 @@ jsx-ast-utils@^2.0.0:
     array-includes "^3.0.3"
 
 jszip@^2.4.0:
-  version "2.6.1"
-  resolved "https://registry.yarnpkg.com/jszip/-/jszip-2.6.1.tgz#b88f3a7b2e67a2a048152982c7a3756d9c4828f0"
-  integrity sha1-uI86ey5noqBIFSmCx6N1bZxIKPA=
+  version "2.7.0"
+  resolved "https://registry.yarnpkg.com/jszip/-/jszip-2.7.0.tgz#c420b1e1aa800490724a0dd277e8cca950bc2c41"
+  integrity sha512-JIsRKRVC3gTRo2vM4Wy9WBC3TRcfnIZU8k65Phi3izkvPH975FowRYtKGT6PxevA0XnJ/yO8b0QwV0ydVyQwfw==
   dependencies:
     pako "~1.0.2"
 
@@ -7033,9 +7029,9 @@ pako@~0.2.0:
   resolved "https://registry.yarnpkg.com/pako/-/pako-0.2.9.tgz#f3f7522f4ef782348da8161bad9ecfd51bf83a75"
 
 pako@~1.0.2:
-  version "1.0.8"
-  resolved "https://registry.yarnpkg.com/pako/-/pako-1.0.8.tgz#6844890aab9c635af868ad5fecc62e8acbba3ea4"
-  integrity sha512-6i0HVbUfcKaTv+EG8ZTr75az7GFXcLYk9UyLEg7Notv/Ma+z/UG3TCoz6GiNeOrn1E/e63I0X/Hpw18jHOTUnA==
+  version "1.0.11"
+  resolved "https://registry.yarnpkg.com/pako/-/pako-1.0.11.tgz#6c9599d340d54dfd3946380252a35705a6b992bf"
+  integrity sha512-4hLB8Py4zZce5s4yd9XzopqwVv/yGNhV1Bl8NTmCq1763HeK2+EwVTv+leGeL13Dnh2wfbqowVPXCIO0z4taYw==
 
 parse-asn1@^5.0.0:
   version "5.1.0"
@@ -7784,7 +7780,7 @@ readable-stream@3, readable-stream@^3.0.6:
     string_decoder "^1.1.1"
     util-deprecate "^1.0.1"
 
-readable-stream@^2.0.0, readable-stream@^2.0.2, readable-stream@^2.0.5, readable-stream@^2.0.6, readable-stream@^2.1.5, readable-stream@^2.2.2, readable-stream@^2.3.0, readable-stream@^2.3.5:
+readable-stream@^2.0.0, readable-stream@^2.0.1, readable-stream@^2.0.2, readable-stream@^2.0.5, readable-stream@^2.0.6, readable-stream@^2.1.5, readable-stream@^2.2.2, readable-stream@^2.2.6, readable-stream@^2.3.0, readable-stream@^2.3.5:
   version "2.3.6"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.3.6.tgz#b11c27d88b8ff1fbe070643cf94b0c79ae1b0aaf"
   integrity sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==
@@ -7797,18 +7793,6 @@ readable-stream@^2.0.0, readable-stream@^2.0.2, readable-stream@^2.0.5, readable
     string_decoder "~1.1.1"
     util-deprecate "~1.0.1"
 
-readable-stream@^2.0.1, readable-stream@^2.2.6:
-  version "2.3.3"
-  resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.3.3.tgz#368f2512d79f9d46fdfc71349ae7878bbc1eb95c"
-  dependencies:
-    core-util-is "~1.0.0"
-    inherits "~2.0.3"
-    isarray "~1.0.0"
-    process-nextick-args "~1.0.6"
-    safe-buffer "~5.1.1"
-    string_decoder "~1.0.3"
-    util-deprecate "~1.0.1"
-
 readable-stream@~2.0.6:
   version "2.0.6"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.0.6.tgz#8f90341e68a53ccc928788dacfcd11b36eb9b78e"
@@ -9131,13 +9115,6 @@ string_decoder@^1.1.1:
   dependencies:
     safe-buffer "~5.1.0"
 
-string_decoder@~1.0.3:
-  version "1.0.3"
-  resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-1.0.3.tgz#0fc67d7c141825de94282dd536bec6b9bce860ab"
-  integrity sha512-4AH6Z5fzNNBcH+6XDMfA/BTt87skxqJlO0lAh3Dker5zThcAxG6mKz+iGu308UKoPPQ8Dcqx/4JhujzltRa+hQ==
-  dependencies:
-    safe-buffer "~5.1.0"
-
 string_decoder@~1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-1.1.1.tgz#9cf1611ba62685d7030ae9e4ba34149c3af03fc8"