Added peer dev dependencies (#126)

Author: Jacob Wenger

package.json

@@ -39,7 +39,9 @@
     "gulp-jshint": "1.11.2",
     "gulp-karma": "0.0.5",
     "gulp-uglify": "1.4.1",
+    "jasmine-core": "^2.5.2",
     "jshint-stylish": "2.0.1",
+    "karma": "^0.13.22",
     "karma-chrome-launcher": "0.2.0",
     "karma-coverage": "0.5.2",
     "karma-failed-reporter": "0.0.3",