Merge pull request #689 from AvadootNachankar/mongokit

MIS updates - Widgets modification
Url redirection to new user Dashboard
Merge pull request #690 from makfire/mongokit

Url redirection to new user Dashboard
Script added for theme translations
Merge branch 'mongokit' of https://github.com/gnowledge/gstudio into mongokit
Merge pull request #692 from supriyasawant/mongokit

Script added for theme translations (NROER)
language specific method added
Merge branch 'mongokit' of https://github.com/gnowledge/gstudio into mongokit
Merge pull request #693 from supriyasawant/mongokit

Page & Themes list gets displayed according to preferred languages.
Bug in get_preferred_lang() template tag, hence commented.
'userDashboard' url replaced by 'dashboard' url and it's argument list.
Conflict resolved.
get_group_type(): Bug resolved [Type conversion of string into int where string doesn't consists of digits]