Add travis integration
Add travis build image
Since good-py is not reachable i copied version information into buildout to be safe in tests.
Merge remote-tracking branch 'upstream/master'

Conflicts:
	CONTRIBUTORS.txt
Remove version pins for travis-ci test
Remove version pins for travis-ci test

Add PIL system library dependencies
Merge branch 'master' of https://github.com/saily/plone.app.imagecropping
Merge branch 'master' of https://github.com/saily/plone.app.imagecropping

Update dependencies for PIL
Merge branch 'master' of https://github.com/saily/plone.app.imagecropping
Try to remove PIL and install Pillow through buildout
Some lines to CHANGES.txt
Merge pull request #8 from saily/master

Add travis integration