Fixes plus session control

Added session control for temporary switching and testing purposes. Also
made a few changes to collection listing page.
Minor fixes
Photo view
Merge remote-tracking branch 'origin/sonali' into shan
Minor Fixes
Minor Fixes
Merge remote-tracking branch 'origin/shan' into sonali
Add video add functionality
View collection
Photo and video initialisation
Major revision
Bug Fix

Check for empty collection records added.
Fixed Alert Box
Merge Commit

Syncing with branch Sonali