Upgrade Django (1.8.3) & grappelli (2.7.1) to latest release
Upgrade Django (1.8.3) & grappelli (2.7.1) to latest release

* Django - Security release
* Grappelli - Stable support for django 1.8

omarkhan/opencraft,open-craft/opencraft,omarkhan/opencraft,open-craft/opencraft,omarkhan/opencraft,open-craft/opencraft,omarkhan/opencraft,open-craft/opencraft,brousch/opencraft,brousch/opencraft,open-craft/opencraft,brousch/opencraft