Renaming Course Sections
Merge branch 'mongokit' of https://github.com/gnowledge/gstudio into mongokit
Batch Validation
Merge branch 'mongokit' of https://github.com/gnowledge/gstudio into mongokit
Change in saving part on creation/updation of course structure
Conflicts resolved with #934
Course Sections and subsections unique name validation
Course structure create/edit(name)/update and Batch minor fix
Reordering of Course sections and subsections
Course properties(minutes) validation updated
Merge pull request #935 from katkamrachana/mongokit

Updates on Course Structure and Batch Validations added
Merge branch 'mongokit' of https://github.com/gnowledge/gstudio into work
changed the condition in 'is_gstaff()'
commented unwanted part
commented unwanted part
modification in queries for identifying users rights to access private files