[django 1.4] fix empty database
[django 1.4] fix missing get_hexdigest
[django 1.4] fix template loader
[django 1.4] fix Mongo sessions
[django 1.4] fix auth context processor
Fix shell command
Merge branch 'master' of https://github.com/karpenoktem/kninfra
[django 1.4] fix SlashNewlineStrippingTemplateLoader
Merge pull request #168 from khandhas-infra/master

Django 1.4 fixes