content org implemented in designer form
Merge branch 'mongokit' of github.com:gnowledge/gstudio into mongokit
Added MetaType "GAPP" and made member_of of  each APP
Merge branch 'mongokit' of https://github.com/gnowledge/gstudio into mongokit
Merge pull request #224 from sunnychaudhari/mongokit

Updated User group implementation
set option widget is implemented in designer module
dummy template is added for template tags
Merge branch 'mongokit' of github.com:gnowledge/gstudio into mongokit
Removed unecessary file.
Removed unecessary code from respective file(s).
required fields added in designer modules
Merge pull request #225 from AvadootNachankar/mongokit

Removed unnecessary code from urls' file(s)
member_of fields added in designer modules
validation of mandatory fields in designer modules
Merge branch 'mongokit' of github.com:gnowledge/gstudio into mongokit
Merge pull request #226 from Dhiru/mongokit

implementation of designer modules
content translation module added
conflict resolved
Merge pull request #227 from supriyasawant/mongokit

concept translation module added
language field added