Entity Group - added @annotations for hibernate
GroupServiceImpl - added @annotations for open/close transactions
enrich added script for DB
RoleServiceImpl - added @annotation for open/close transaction
Merge remote-tracking branch 'origin/develop' into develop

Conflicts:
	group-manager/src/main/java/com/softserveinc/ita/service/impl/GroupServiceImpl.java
Entity Group - added @annotations for hibernate
GroupServiceImpl - added @annotations for open/close transactions
enrich added script for DB
RoleServiceImpl - added @annotation for open/close transaction

Changes in GROUP-MANAGER!!! Guys, OPEN YOUR EYES!!!!
Merge remote-tracking branch 'origin/develop' into develop

Conflicts:
	group-manager/src/main/java/com/softserveinc/ita/service/impl/GroupServiceImpl.java
Entity Group - added @annotations for hibernate
GroupServiceImpl - added @annotations for open/close transactions
enrich added script for DB
RoleServiceImpl - added @annotation for open/close transaction

Changes in GROUP-MANAGER!!! Guys, OPEN YOUR EYES!!!!