Remove unused code from gauth/__init__.py which had been copy/pasted from django.contrib.auth.
Remove unused code from gauth/__init__.py which had been copy/pasted from django.contrib.auth.

Tickle #49.

armirusco/djangae,kirberich/djangae,armirusco/djangae,grzes/djangae,martinogden/djangae,asendecka/djangae,potatolondon/djangae,martinogden/djangae,nealedj/djangae,asendecka/djangae,stucox/djangae,leekchan/djangae,grzes/djangae,stucox/djangae,SiPiggles/djangae,grzes/djangae,martinogden/djangae,jscissr/djangae,pablorecio/djangae,stucox/djangae,trik/djangae,jscissr/djangae,SiPiggles/djangae,leekchan/djangae,chargrizzle/djangae,jscissr/djangae,pablorecio/djangae,potatolondon/djangae,pablorecio/djangae,wangjun/djangae,kirberich/djangae,leekchan/djangae,trik/djangae,b-cannon/my_djae,trik/djangae,asendecka/djangae,wangjun/djangae,nealedj/djangae,wangjun/djangae,kirberich/djangae,chargrizzle/djangae,SiPiggles/djangae,armirusco/djangae,chargrizzle/djangae,nealedj/djangae