Merge pull request #774 from sunnychaudhari/collection

Resources are displayed according to resource categories defined for nroer
Bug fixed in group edit
Merge pull request #775 from anujag/mongokit

Bug fixed in group edit
minor changes made in browse_resource.py
Merge branch 'mongokit' of https://github.com/gnowledge/gstudio into mongokit
Merge pull request #776 from supriyasawant/mongokit

Minor change made in browse_resource.py
links other than 'About' & 'Contanct' are disabled in nroer if user not loggedin