changed settings file
changed back end
changed models
made the responsible fields compulsory

laid down basic javascript code for making invigilator fields
compulsory, but not yet working. Responsible teacher fields are working
disabled the page submit button using a checkbox

Changed the title from Administration portal to Registration portal.
Merge branch 'master' into williamo

Conflicts:
	uctMaths/competition/admin.pyc
	uctMaths/competition/forms.pyc
	uctMaths/competition/models.pyc
	uctMaths/competition/views.pyc
	uctMaths/uctMaths/settings.pyc
Merge remote-tracking branch 'upstream/master' into william16

Conflicts:
	uctMaths/competition/interface/newstudents.html
Merge pull request #10 from wyllos/william16

William16