Refactor Carousel tile RF test
Follow ZCML Style guide
See: http://docs.zope.org/zopetoolkit/codingstyle/zcml-style.html#style-guide
Remove dependency on Pillow in case someone wants to use PIL
Keep list sorted
Update list of package dependencies
Remove needless pinning
this is already done on Plone 4.3 versions.cfg file
Install IRelatedItems behavior (fixes #294)