More notification improvements
Removed superfluous autorotation code
Updated highlight.js
Removed superfluous brackets

They got inserted by Xcode during autoconversion to modern Objective-C syntax
Improved gravatar loading in cells
Reset table views to top on switch change
Added some more tests
Updated SVPullToRefresh

The old version had a problem with resetting table views with section headers (like in our notifications view), see https://github.com/samvermette/SVPullToRefresh/pull/92
Fixed follower button in following event cell. Closes #209