schedule functionality to step 4

schedule functionality to hide respective buttons
Template Gallery Restructured

Following are things implemented along with the template gallery section

1) 4th step rescheduled
2) drag drop plug
3) user images for call back function fixed
Merge branch 'abdullah_1.5' into umair_

Conflicts:
	apps/bridgemail/templates/main_container.html
	apps/shared/dragfile.js