Pin karma, karma-mocha dev dependencies (#4)

Author: Peripheral1994

package.json

@@ -38,12 +38,12 @@
     "eslint-plugin-mocha": "^2.2.0",
     "eslint-plugin-require-path-exists": "^1.1.5",
     "istanbul": "^0.4.3",
-    "karma": "^1.1.0",
+    "karma": "1.3.0",
     "karma-browserify": "^5.0.4",
     "karma-chrome-launcher": "^1.0.1",
     "karma-coverage": "^1.0.0",
     "karma-junit-reporter": "^1.0.0",
-    "karma-mocha": "^1.0.1",
+    "karma-mocha": "1.0.1",
     "karma-phantomjs-launcher": "^1.0.0",
     "karma-sauce-launcher": "^1.0.0",
     "karma-spec-reporter": "0.0.26",