Refactor server dialogue validation for better unit testing.

Victoria & Joao @ Pivotal.

web/package.json

@@ -18,7 +18,7 @@
     "file-loader": "^0.11.2",
     "image-webpack-loader": "^3.3.1",
     "is-docker": "^1.1.0",
-    "jasmine-core": "~3.1.0",
+    "jasmine-core": "~2.99.0",
     "jasmine-enzyme": "~4.1.1",
     "karma": "~1.5.0",
     "karma-babel-preprocessor": "^6.0.1",
@@ -69,6 +69,7 @@
     "hard-source-webpack-plugin": "^0.4.9",
     "immutability-helper": "^2.2.0",
     "imports-loader": "^0.7.1",
+    "ip-address": "^5.8.9",
     "jquery": "1.11.2",
     "jquery-contextmenu": "^2.5.0",
     "jquery-ui": "^1.12.1",