Merge pull request #26 from AvadootNachankar/mongokit

History-version-file creation/updation modified
Version-file is now on gets created implicitly whenever you create a new document or update a document using save() function.
Created a list named GAPPS that stores names of GApps.
Created an inclusion tag named 'get_gapps_toolbar()', which returns a template named 'gapps_toolbar.html'.
Inserts few dummy documents for GSystemType and GSystem based on GAPPS list.
To implement GApps toolbar, view restructured accordingly.
To implement GApps toolbar, template restructured accordingly.
History-version-file creation/updataion modified and implemented GApps toolbar.