Fix linking error with DatabaseAccess.

- Wasn't added to the target and as such not included in the compilation.

Signed-off-by: Aron Cedercrantz <aron@cedercrantz.se>
Merge with master at deee606abb.
Add owner link between UITable and its *.xib.
Add views and controller for comment's header.
Fix file owner of comment view cell.
Refactoring comment view's cells to be a view.
Add touch up handling to vote button with bubbling.
Add header view, xib and links them together.
Fix double import in comments view controller.