Merge pull request #709 from sunnychaudhari/mywork

Resources has been displayed on topic landing page
bug resolved in get_preferred_lang
Merge branch 'mongokit' of https://github.com/gnowledge/gstudio into mongokit
comment removed
Merge pull request #710 from supriyasawant/mongokit

bug resolved in get_preferred_lang
Pandora videos redundant display resolved
Merge branch 'mongokit' of https://github.com/gnowledge/gstudio into mongokit
minor change made in fetch_wetube_video script
Merge pull request #711 from supriyasawant/mongokit

Pandora Videos redundancy resolved
update hi translation
Update logo size
Merge pull request #712 from planemad/mongokit

CSS updates
home groupid added in group_set for each video