add search action to Group Controller
add search action to Group Controller

A user can search for any group. If a public user searches for a group
the user will recieve an Auth error.

	modified:   lib/CoGe/Services/Data/Group.pm

asherkhb/coge,asherkhb/coge,LyonsLab/coge,LyonsLab/coge,asherkhb/coge,asherkhb/coge,asherkhb/coge,asherkhb/coge,LyonsLab/coge,asherkhb/coge,asherkhb/coge,asherkhb/coge,LyonsLab/coge,LyonsLab/coge,LyonsLab/coge,LyonsLab/coge,LyonsLab/coge,LyonsLab/coge