Cleanup some docs (includes/[e-l])

- Swap "$variable type" to "type $variable"
- Added missing types
- Fixed spacing inside docs
- Makes beginning of @param/@return/@var/@throws in capital
- Changed some types to match the more common spelling

Change-Id: I41a84e8e1dec39170aa655250325ffc485eaeaef
Merge "Cleanup some docs (includes/[e-l])"