enum for status action
added enums to action
initialize now returns true if it had to create new connection
server now stores current user and supports status changes
created setStatus, getParticipants now returns hashmap with user - status,
server now using safe & efficient connection guards
more testing
Merge branch 'master' of github.com:aleksanb/fellesprosjektet

Conflicts:
	src/core/ClientFactory.java
	src/db/Action.java
	src/server/Server.java
Merge branch 'master' of github.com:aleksanb/fellesprosjektet