IDEX-964: added MemberDescriptor
IDEX-964: tests refactored with MemberDescriptor
Merge branch 'master' into IDEX-964
IDEX-964: added dao Attribute
IDEX-964: renamed field
Merge branch 'IDEX-964'
Fixed NPE
Fixed constats
copy list of links before sending application descriptor to the client
Merge branch 'master' into trial
Merge branch 'master' into trial

Conflicts:
	codenvy-api-account/src/main/java/com/codenvy/api/account/server/AccountService.java
	codenvy-api-account/src/test/java/com/codenvy/api/account/AccountServiceTest.java