* Adds a new metadata helper and methods to PostPresenter to have metas on post pages.
* Adds tests to post controller to check correctness of metas
* Add methods to PersonPresenter to have metas on profile pages
* Correct meta data helper test
* Update PersonPresenter, add test to PeopleController
* Creates TagPresenter. Display tag metas on tag index page
* Updata meta data helper spec
* Not displaying bio as the description meta on profile page for now. Privacy concerns to be cleared.
* Set meta info as hashes in presenters
* Move original hardcoded metas info to config/defaults.yml
* metas_tags include by default the general metas, update views
* Update code style, clean views
* Renames TagPresenter StreamTagPresenter, updates TagController spec
* Add a default_metas entry to diaspora.yml.example
* Align metas hash in presenters, refactor meta data helper
* Use bio as description meta if user has a public profile
* Rename StreamTagPresenter to TagStreamPresenter
- move mobile icons to mobile-folder, so they aren't included in the
icons-sprite
- move logos to branding/logos, and create a logos-sprite without the
big other branding-images
- delete duplicate images
closes#6004
* Throw away old system
* Add new system
* Add new example files
* Replace all calls
* add the most important docs
* Add Specs
* rename disable_ssl_requirement to require_ssl
* cloudfiles isn't used/called in our code
* since community_spotlight.list is only used as enable flag replace it with such one and remove all legacy and irelevant codepaths around it
* die if session secret is unset and on heroku
* First basic infrastructure for version information
