Merge remote-tracking branch 'gooru/master'
Merge remote-tracking branch 'gooru/master'
core-875 new table created contentprovider and contentprovideassoc
Merge remote-tracking branch 'gooru/master'
core-875 removed white spaces
Merge remote-tracking branch 'gooru/master'
Merge pull request #140 from skpcharles/master

fixed create question resource issue
Added Fix session token Null pointer issue when user connect from  gmail connect
Merge remote-tracking branch 'gooru/master'
Merge pull request #141 from skpcharles/master

added support for taxonomy update in question create
Merge pull request #142 from sheebans/master

Added Fix session token Null pointer issue when user sign in  from gmail
Fixed the open class user pending list issue
Merge pull request #143 from vksvenkat/master

Logged in students who have visited a Class, should not automatically be added to the Pending list
Merge pull request #144 from skpcharles/master

removed grade , course and teacher tips logic in copy collection
collection meta data implemented
Merge pull request #145 from kadhireshg/master

collection meta data implemented
Changed the method type in update taxonomy API