upgrade libs

* uglifycss
* sinon-chai

package.json

@@ -135,10 +135,10 @@
     "swig-templates": "^2.0.2",
     "throttle-debounce": "^1.0.1",
     "toastr": "^2.1.2",
-    "uglifycss": "^0.0.27",
+    "uglifycss": "^0.0.28",
     "url-join": "^4.0.0",
     "uslug": "^1.0.4",
-    "webpack": "^3.1.0",
+    "webpack": "3.11.0",
     "webpack-bundle-analyzer": "^2.9.0",
     "webpack-merge": "~4.1.0",
     "xss": "^0.3.5"
@@ -154,7 +154,7 @@
     "node-dev": "^3.1.3",
     "on-headers": "^1.0.1",
     "sinon": "^4.0.0",
-    "sinon-chai": "^2.13.0",
+    "sinon-chai": "^3.0.0",
     "webpack-dll-bundles-plugin": "^1.0.0-beta.5"
   },
   "engines": {

yarn.lock

@@ -122,10 +122,14 @@ agentkeepalive@^2.2.0:
   version "2.2.0"
   resolved "https://registry.yarnpkg.com/agentkeepalive/-/agentkeepalive-2.2.0.tgz#c5d1bd4b129008f1163f236f86e5faea2026e2ef"
 
-ajv-keywords@^2.0.0, ajv-keywords@^2.1.0:
+ajv-keywords@^2.1.0:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/ajv-keywords/-/ajv-keywords-2.1.1.tgz#617997fc5f60576894c435f940d819e135b80762"
 
+ajv-keywords@^3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/ajv-keywords/-/ajv-keywords-3.1.0.tgz#ac2b27939c543e95d2c06e7f7f5c27be4aa543be"
+
 ajv@^4.9.1:
   version "4.11.8"
   resolved "https://registry.yarnpkg.com/ajv/-/ajv-4.11.8.tgz#82ffb02b29e662ae53bdc20af15947706739c536"
@@ -133,7 +137,7 @@ ajv@^4.9.1:
     co "^4.6.0"
     json-stable-stringify "^1.0.1"
 
-ajv@^5.0.0, ajv@^5.1.0, ajv@^5.1.5:
+ajv@^5.0.0, ajv@^5.1.0:
   version "5.5.2"
   resolved "https://registry.yarnpkg.com/ajv/-/ajv-5.5.2.tgz#73b5eeca3fab653e3d3f9422b341ad42205dc965"
   dependencies:
@@ -142,6 +146,14 @@ ajv@^5.0.0, ajv@^5.1.0, ajv@^5.1.5:
     fast-json-stable-stringify "^2.0.0"
     json-schema-traverse "^0.3.0"
 
+ajv@^6.1.0:
+  version "6.2.1"
+  resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.2.1.tgz#28a6abc493a2abe0fb4c8507acaedb43fa550671"
+  dependencies:
+    fast-deep-equal "^1.0.0"
+    fast-json-stable-stringify "^2.0.0"
+    json-schema-traverse "^0.3.0"
+
 align-text@^0.1.1, align-text@^0.1.3:
   version "0.1.4"
   resolved "https://registry.yarnpkg.com/align-text/-/align-text-0.1.4.tgz#0cd90a561093f35d0a99256c22b7069433fad117"
@@ -5717,9 +5729,9 @@ signal-exit@^3.0.0:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/signal-exit/-/signal-exit-3.0.2.tgz#b5fdc08f1287ea1178628e415e25132b73646c6d"
 
-sinon-chai@^2.13.0:
-  version "2.14.0"
-  resolved "https://registry.yarnpkg.com/sinon-chai/-/sinon-chai-2.14.0.tgz#da7dd4cc83cd6a260b67cca0f7a9fdae26a1205d"
+sinon-chai@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/sinon-chai/-/sinon-chai-3.0.0.tgz#d5cbd70fa71031edd96b528e0eed4038fcc99f29"
 
 sinon@^4.0.0:
   version "4.1.4"
@@ -6203,9 +6215,9 @@ uglify-to-browserify@~1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/uglify-to-browserify/-/uglify-to-browserify-1.0.2.tgz#6e0924d6bda6b5afe349e39a6d632850a0f882b7"
 
-uglifycss@^0.0.27:
-  version "0.0.27"
-  resolved "https://registry.yarnpkg.com/uglifycss/-/uglifycss-0.0.27.tgz#53553b8115de26dce57b42ba0b34e88dd80d0cde"
+uglifycss@^0.0.28:
+  version "0.0.28"
+  resolved "https://registry.yarnpkg.com/uglifycss/-/uglifycss-0.0.28.tgz#b865ae5f66e4fcec6ea1d979e150dc5bf37ceb1c"
 
 uglifyjs-webpack-plugin@^0.4.6:
   version "0.4.6"
@@ -6431,14 +6443,14 @@ webpack-sources@^1.0.1:
     source-list-map "^2.0.0"
     source-map "~0.6.1"
 
-webpack@^3.1.0:
-  version "3.10.0"
-  resolved "https://registry.yarnpkg.com/webpack/-/webpack-3.10.0.tgz#5291b875078cf2abf42bdd23afe3f8f96c17d725"
+webpack@3.11.0:
+  version "3.11.0"
+  resolved "https://registry.yarnpkg.com/webpack/-/webpack-3.11.0.tgz#77da451b1d7b4b117adaf41a1a93b5742f24d894"
   dependencies:
     acorn "^5.0.0"
     acorn-dynamic-import "^2.0.0"
-    ajv "^5.1.5"
-    ajv-keywords "^2.0.0"
+    ajv "^6.1.0"
+    ajv-keywords "^3.1.0"
     async "^2.1.2"
     enhanced-resolve "^3.4.0"
     escope "^3.6.0"