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 #695 from AvadootNachankar/mongokit

Bug fixes & MIS updates - Student Registration