made some changes
Merge remote-tracking branch 'origin/InterviewScheduler/dataValidation' into develop_candidate_1

Conflicts:
	common/src/main/resources/spring-config.xml
	interview-sheduller/src/test/java/com/softserveinc/ita/BaseMVCTest.java
	interview-sheduller/src/test/java/com/softserveinc/ita/mvc/AppointmentTests.java
Merged dataValidation branch