Tabs: Next & Previous button added.
Tab's navigation setup on Next & Previous buttons.
Nececssary changes in styles (css) for few html-widgets
Required style changes and blocktrans tags added.
Separate template added for creating/editing Student GSystems.
Provision for default/fallback template added.
Bug in get_preferred_lang() template tag, hence commented.
'userDashboard' url replaced by 'dashboard' url and it's argument list.
Conflict resolved.
get_group_type(): Bug resolved [Type conversion of string into int where string doesn't consists of digits]
Merge branch 'student-registration' into mongokit
Merge pull request #694 from makfire/mongokit

condtions added to search script
Merge pull request #695 from AvadootNachankar/mongokit

Bug fixes & MIS updates - Student Registration
'_type' field added into ReducedDocs, ToReduceDocs, IndexedWordList classes
Formatting changes.
ReducedDocs, ToReduceDocs, IndexedWordList classes added in queries where there instances must be excluded.
Option added which clean inconsistent documents of classes used for map-reducing.
Merge pull request #696 from AvadootNachankar/mongokit

Bug fix: Inconsistent/Invalid structure of instances of classes used for map-reducing
changes in models.py;

1. partially documented: couldn't complete a single file models.py, tells us the status of documentation in the project.
2. commented unusued variables
3. removed imports that are never used
Correction to the last commit: an incorrect models.py file submitted by mistake. this was the intended file. Sorry for the trouble. Maintaining too many branches :-(