Updated "Creating a Development Environment" concerning move to github.
Updated "Creating a Development Environment" concerning move to github.

diefenbach/django-lfs,leadbrick/django-lfs,wisonwang/django-lfs,leadbrick/django-lfs,pigletto/django-lfs,leadbrick/django-lfs,diefenbach/django-lfs,wisonwang/django-lfs,diefenbach/django-lfs,pigletto/django-lfs,baffolobill/django-lfs,wisonwang/django-lfs,baffolobill/django-lfs,pigletto/django-lfs,baffolobill/django-lfs