move loading rack ssl to an initializer, so we have EnviromentConfiguration and AppConfig.  also, circumvent ssl requirement option is now back"

Revert "add a circumvent_ssl_requirement option to application.yml.example; sending out a mail to diaspora-dev for more info"

This reverts commit ed457894.

This reverts commit 23fb1b0a.

add a circumvent_ssl_requirement option to application.yml.example; sending out a mail to diaspora-dev for more info

fix for the migration for some linux users, which the AR stubs were not carring over from the migration file to the ShareVisibilityConverter

commit. Add migration and rake task to copy hidden information from
share_visibilities to users. see: http://devblog.joindiaspora.com/?p=44

fix #2627 (webfinger produces 500 error, and refactor a little to encapsulate into Webfinger object a bit more

remove ajax_stream? logic from streams now that we're using backbone & never ajaxing on mobile; remove unreferenced community_spotlight stream & controller

only load photos for a post if photos_count > 0; display 'limited' or 'public' in stream elements; fix small like bug in stream

remove sort order logic from controllers; backbone stream does not support it; was to be depricated anyway

we find a better way to reimpliment it in a  more sane way

rescue pubsubhubbub error if your pod is offline (resolves issue when posting public posts in dev mode with no internet connectivity)