Yarn upgrade before releasing

Author: mpalourdio

yarn.lock

@@ -3680,8 +3680,8 @@ jasmine-core@~2.6.2:
   resolved "https://registry.yarnpkg.com/jasmine-core/-/jasmine-core-2.6.4.tgz#dec926cd0a9fa287fb6db5c755fa487e74cecac5"
 
 jasmine-core@~2.9.0:
-  version "2.9.0"
-  resolved "https://registry.yarnpkg.com/jasmine-core/-/jasmine-core-2.9.0.tgz#bfbb56defcd30789adec5a3fbba8504233289c72"
+  version "2.9.1"
+  resolved "https://registry.yarnpkg.com/jasmine-core/-/jasmine-core-2.9.1.tgz#b6bbc1d8e65250d56f5888461705ebeeeb88f22f"
 
 jasmine-spec-reporter@~4.1.0:
   version "4.1.1"
@@ -7005,8 +7005,8 @@ uglify-es@^3.3.4:
     source-map "~0.6.1"
 
 uglify-js@3.3.x:
-  version "3.3.7"
-  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.3.7.tgz#28463e7c7451f89061d2b235e30925bf5625e14d"
+  version "3.3.8"
+  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.3.8.tgz#51e9a5db73afb53ac98603d08224edcd0be45fd8"
   dependencies:
     commander "~2.13.0"
     source-map "~0.6.1"
@@ -7331,8 +7331,8 @@ webpack-dev-middleware@1.12.2, webpack-dev-middleware@~1.12.0:
     time-stamp "^2.0.0"
 
 webpack-dev-server@~2.11.0:
-  version "2.11.0"
-  resolved "https://registry.yarnpkg.com/webpack-dev-server/-/webpack-dev-server-2.11.0.tgz#e9d4830ab7eb16c6f92ed68b92f6089027960e1b"
+  version "2.11.1"
+  resolved "https://registry.yarnpkg.com/webpack-dev-server/-/webpack-dev-server-2.11.1.tgz#6f9358a002db8403f016e336816f4485384e5ec0"
   dependencies:
     ansi-html "0.0.7"
     array-includes "^3.0.3"
@@ -7357,7 +7357,7 @@ webpack-dev-server@~2.11.0:
     sockjs "0.3.19"
     sockjs-client "1.1.4"
     spdy "^3.4.1"
-    strip-ansi "^4.0.0"
+    strip-ansi "^3.0.0"
     supports-color "^5.1.0"
     webpack-dev-middleware "1.12.2"
     yargs "6.6.0"