small fixes
FLAD allowing removal of unvalidated sequences
	new file:   flad/migrations/0002_auto_20141212_0909.py
	new file:   flad/migrations/0003_usablereference.py
	modified:   flad/models.py
	modified:   flad/templates/flad/base.html
	modified:   flad/templates/flad/help.html
	modified:   flad/templates/flad/home.html
	new file:   flad/templates/flad/messages.html
	modified:   flad/urls.py
	modified:   flad/views.py