Make join button invisible on logout
solved error of delete link
Merge branch 'mongokit' of https://github.com/gnowledge/gstudio into mongokit
conflict resolved
Merge branch 'mongokit' of github.com:gnowledge/gstudio into mongokit
Added note to install NodeJS at root level for bower
Added note to install NodeJS at root level for bower
Merge pull request #560 from kedar2a/mongokit

Added note to install NodeJS at root level for bower
group_admin field added to Group class
Merge pull request #562 from AvadootNachankar/mongokit

group_admin field added to Group class
Merge branch 'mongokit' of github.com:gnowledge/gstudio into mongokit
Rating field added to Node class
Merge branch 'mongokit' of https://github.com/gnowledge/gstudio into mongokit
Task App error fixed
Merge pull request #563 from kedar2a/mongokit

Task App error fixed
Merge branch 'mongokit' of github.com:gnowledge/gstudio into mongokit
Merge branch 'mongokit' of https://github.com/gnowledge/gstudio into mongokit
Subscribe users as admin added
Merge pull request #564 from anujag/mongokit

Subscribe users as admin added
edit implemented in task app for who created and admin user