Implements very first version of improved timelines (say, massive refactoring) including river of news, owner's posts. Gives a good starting point for likes functionality. Ultimatelly, fails 1 of 13 tests plus pretty sure it breaks image uploads.
Continutes refactoring. Fails 2 of 13 tests. Attachments are still broken.
Fixes timelines, attachments and posts after refactoring based on failed functional tests.
Merge branch 'timelines'