Created test to prove issue
BACKLOG-911: Created test to prove issue
Merge branch 'BACKLOG-911'

Conflicts:
	coin-api-war/src/test/java/nl/surfnet/coin/api/service/PersonServiceImplTest.java
BACKLOG-911: apply ARP on external group member information
Merge branch 'master' into BACKLOG-911

Conflicts:
	coin-api-war/src/main/java/nl/surfnet/coin/api/service/PersonServiceImpl.java
Merge branch 'BACKLOG-911'
Merge branch 'master' into BACKLOG-878