Refactored cz.css. Fixed bibliography window makeup
Fix: Unit tests
Code review fixes. Removed additional indentations in cz.css. Little fix in virtualCanvas.ts
fix authoring
fix BL tests
fix locator for button
Add unit tests for ValidateContentItems()
Merge pull request #249 from alex-zen/cssrefactoring

Refactored cz.css. Fixed bibliography window makeup
Add test for validate year in EditTimeline form
Merge pull request #258 from a-chumagin/master

Fix UI and Bl tests