add Django >1.4 support. From pkilambi/puppet-graphite c9f2909f6f5903c706f56f345e4777de3404e5ab
add parameters in graphite class to configure database settings of django
add doc for django params
storage schemas can be configured
renamed "gr_storage" parameter to "gr_storage_schemas"
minor doc layout fix
Merge remote-tracking branch 'dwerder/master'

It updates graphite to 0.9.12

Conflicts:
	README.md
	manifests/init.pp
	templates/opt/graphite/conf/storage-schemas.conf.erb
	templates/opt/graphite/webapp/graphite/local_settings.py.erb
add support for nginx+gunicorn
add STATIC_URL parameter for good admin pages rendering
add optional nginx HTTP basic authentication
rename graphite::secretKey as graphite::secret_key for consistency
ca-certificates package is needed to download from https://github.com/
workaround: puppet does not like having a -> relation here
Revert "remove mod_python, because wsgi is used now"

This reverts commit 03308e50199e2765f8ab8f0af77f1a9c08c01d65.
Merge branch 'master' of https://github.com/Smartesting/puppet-graphite