chore(karma): upgrade karma and related dependencies to latest versions

package.json

@@ -63,18 +63,18 @@
     "jquery": "3.2.1",
     "jquery-2.1": "npm:jquery@2.1.4",
     "jquery-2.2": "npm:jquery@2.2.4",
-    "karma": "^2.0.0",
-    "karma-browserstack-launcher": "^1.2.0",
-    "karma-chrome-launcher": "^2.1.1",
+    "karma": "^2.0.4",
+    "karma-browserstack-launcher": "^1.3.0",
+    "karma-chrome-launcher": "^2.2.0",
     "karma-edge-launcher": "^0.4.2",
-    "karma-firefox-launcher": "^1.0.1",
+    "karma-firefox-launcher": "^1.1.0",
     "karma-ie-launcher": "^1.0.0",
-    "karma-jasmine": "^1.1.0",
+    "karma-jasmine": "^1.1.2",
     "karma-junit-reporter": "^1.2.0",
     "karma-safari-launcher": "^1.0.0",
     "karma-sauce-launcher": "^1.2.0",
     "karma-script-launcher": "^1.0.0",
-    "karma-spec-reporter": "^0.0.31",
+    "karma-spec-reporter": "^0.0.32",
     "load-grunt-tasks": "^3.5.0",
     "lodash": "~2.4.1",
     "log4js": "^0.6.27",