VE-1407 Combining Page Settings and Category to Options dialog since both are under the same dialog
VE-1407 Adding UI mappings and funcs to the option dialog
VE-1407 Adding the test for Adding a category to an article
VE-1407 Wait for a category item to be there before clicking apply change
Merge pull request #263 from Wikia/VE-1407

VE-1407 Adding test to add category to an article