Shortening IP
new methods for group relations and cache manager fix
Merge branch 'master' of github.com:idega/com.idega.core into BRANCH_PLATFORM_5

Conflicts:
	src/java/com/idega/core/accesscontrol/business/LoginDBHandler.java
	src/java/com/idega/user/data/GroupRelationBMPBean.java
	src/java/com/idega/user/data/User.java
New DB utility for JPA entities