Fixed #TEST-481 #TEST-474.
Fixed background turning black on opening context menu
Merge branch 'master' of ssh://94.124.143.135:7999/test/sufficient
Fixed back button animation on going back from CategoryActivity
Added remaining tests for Category
Merge branch 'master' of ssh://94.124.143.135:7999/test/sufficient
Fixed #TEST-435 #TEST-454.
Merge branch 'master' of ssh://94.124.143.135:7999/test/sufficient