- Pages: Don't show hidden extras in the widget- and block-dropdowns.
- Pages: hidden pages_extras don't get shown in the template anymore.
- Pages: when editing a page with a external redirect there was an error because of the disabled field, fixed the JS, as reported on http://forkcms.lighthouseapp.com/projects/61890/tickets/169.
- Core: Removed code to initialize the session, this is just useless and prevents caching-proxies to work by default, thx to Mattias Geniar.
- Core: upgraded TinyMCE to 126.96.36.199.
- Core: Pub/sub-system, see: http://www.fork-cms.com/blog/detail/pubsub-in-fork.