recursive method implemented in concept translation
Merge branch 'mongokit' of https://github.com/gnowledge/gstudio into mongokit
Merge branch 'mongokit' of https://github.com/gnowledge/gstudio into mongokit

Conflicts:
	gnowsys-ndf/gnowsys_ndf/ndf/templatetags/ndf_tags.py
Error resolved while creating pages & modified method for concept translation
Merge pull request #462 from supriyasawant/mongokit

Error resolved while creating/editing pages with changs made in get_possible_translations method