Fix http://dev.1flow.net/webapps/1flow/group/11806/
version bump for 0.26.3.3.
Merge branch 'release/0.26.3.3' into develop
Purge static content before regenerating, this is really annoying that a standard collectstatic fails in production.
Purge static content before regenerating, this is really annoying that a standard collectstatic fails in production.

BTW, using "fast=0" via fabric args doesn't work. Thanks, Fabric.
Avoid double ignores.
Fix font-awesome CSS beiing ignored.
version bump for 0.26.3.4.
Fix Font-Awesome less paths.
version bump for 0.26.3.5.
Merge branch 'release/0.26.3.5' into develop
Friendlyer header when subscribing to feeds.
API: small fix on update_list authorization.
Remove an unused view + comments.
update font-awesome IE7 CSS.
API: rename common_authentication to SessionAndApiKeyAuthentication and make it callable like any other TastyPie authentication class.
Slugify again if we update the title, and return the content in case the caller wants to use it.
Remove and obsolete URL (goes with a previous patch which removed an obsolete view).
PEP8 happyness.
String typo.