Merge pull request #392 from EricpolUkraine/development

Pre-release merge from 'development' to 'test' v1.15.1.alpha
Some db tests was added
Merge pull request #20 from EricpolUkraine/development

pre release 1.15
Issue #394 fixed. Default Value for IsGreetingMessageAllow set up as true.
Merge pull request #396 from nazariitashak/development

Issue #394 fixed. Default Value for IsGreetingMessageAllow set up as true.
Alert was removed from EmpScript
WebConfig reverted to normal version
Merge pull request #397 from nazariitashak/development

alert removed from EmpScript
Merge pull request #398 from EricpolUkraine/test

Release merge to 'development' v1.15.1