exclude links and hidden types from match filter
allow numeric 0 as search filter
Search in user table now is standard instead of filter only for uid

Conflicts:
	main/users/ChangeLog
updated ChangeLog

Conflicts:
	main/core/ChangeLog
depend on new core to force filter users fix
shorter condition
Merge pull request #236 from Zentyal/jacalvo/users-search-home

Jacalvo/users search home