when fetching children of a post, we should get all of them.
Removing old helper functions that have lots to do with Jared, but don't have much to do with Timber
Merge branch 'master' of github.com:jarednova/timber

* 'master' of github.com:jarednova/timber:
  TimberImage alt() function without automatic fallback
  Force non-404 headers as soon as possible
  Revert back to WP 3.5.1 in travis
  Update travis.yml to test against WP 3.8.1
  Add missing title as alt text test
  Add test for TimberImage->alt property
  Add alt property to TimberImage
  Update timber-menu.php