chore(package): update sinon to version 2.0.0 (#1464)

* chore(package): update sinon to version 2.0.0

https://greenkeeper.io/

* chore(karma): remove sinon bundler hack

* Update package.json

* Update package.json

karma.conf.js

@@ -64,19 +64,10 @@ module.exports = (karmaConfig) => {
     },
     webpack: {
       devtool: config.compiler_devtool,
-      module: Object.assign({}, webpackConfig.module, {
-        loaders: [
-          {
-            test: /sinon\.js$/,
-            loader: 'imports?define=>false,require=>false',
-          },
-          ...webpackConfig.module.loaders,
-        ],
-      }),
+      module: webpackConfig.module,
       plugins: webpackConfig.plugins,
       resolve: Object.assign({}, webpackConfig.resolve, {
         alias: Object.assign({}, webpackConfig.resolve.alias, {
-          sinon: 'sinon/pkg/sinon',
           // These are internal deps specific to React 0.13 required() by enzyme
           // They shouldn't be requiring these at all, issues and fix proposed
           // https://github.com/airbnb/enzyme/issues/285

package.json

@@ -126,8 +126,8 @@
     "sass-loader": "^4.0.2",
     "semantic-ui-css": "^2.2.2",
     "simulant": "^0.2.2",
-    "sinon": "^1.17.3",
-    "sinon-chai": "^2.8.0",
+    "sinon": "^2.1.0",
+    "sinon-chai": "^2.9.0",
     "style-loader": "^0.14.0",
     "ta-scripts": "^2.5.2",
     "through2": "^2.0.2",