VU tabs
Merge pull request #433 from nazariitashak/development

Issue #267 completed. Add Users button (PU\Users) was disabled
Bts By Units tab finished
Merge remote-tracking branch 'xnta/test' into development
integration tests updated
BtsTabTests
Merge remote-tracking branch 'upstream/master' into development

Conflicts:
	IntegrationTests/VUPage/BTsInProcessTest.cs
	IntegrationTests/VUPage/PrivateTripsTabTests.cs
Merge remote-tracking branch 'upstream/development' into development
Merge remote-tracking branch 'upstream/development' into development
Merge pull request #444 from AnnaStorozhenko/development

To issue #261 Integration tests for ADM
Merge pull request #443 from Bohdan-Tereta/development

Issue #299 fixed
Merge remote-tracking branch 'upstream/development' into development
refactored integration test AccountableBTs:Search, partially fixed CurrentFutureBts:EditACCComment
To isuue #265 IntegrationTests for VU Page
Merge remote-tracking branch 'upstream/development' into development
To isuue #265 IntegrationTests for VU Page completed
BTstabTest is updated
Merge pull request #447 from AnnaStorozhenko/development

To issue #265 Integration tests for VU, finished
Issue #448 fixed.
Merge pull request #449 from nazariitashak/test

Issue #448 fixed.