Addition of video module
merged conflict in INSTALL file
Merge pull request #44 from Dhiru/mongokit

Addition of video module
name increment of file when multiple upload and filldb script rewritten to remove error
Merge branch 'mongokit' of https://github.com/gnowledge/gstudio into mongokit
Merge pull request #45 from krishna31/mongokit

filename increament and filldb script rewriten to solve error
changes
Added Group join - notification

Conflicts:
	gnowsys-ndf/gnowsys_ndf/ndf/management/commands/filldb.py