CORE+RPC: fixes for ResourcesTags

 - added javadoc for ResourcesTags methods in RPC
 - added test in core for some ResourcesTags methods
 - fixed SQL in selecting assigned tags from resource
Merge pull request #54 from zlamalp/fix_tags

CORE+RPC: fixes for ResourcesTags
GUI: fixed services selection when creating service destinations
Merge pull request #55 from zlamalp/fix_facility

GUI: fixed services selection when creating service destinations
Core: FacilityManager.bl.addHosts edited.

Method addHost take host names and if there is a pattern made of square
brackets (e.g. "name[00-12]domain") it generates new host names and
hosts. The logic is written in the class impl.Utils.