Hacking on thumbor? Here's how
Update CONTRIBUTING
LICENSE file
Small optimizations for convolution filter
Updating dependencies, including forked pexif. Fixes #287
Merge branch 'master' of github.com:globocom/thumbor

Conflicts:
	setup.py
No need to fix asynctestcase with newer versions of tornado
New structure for integration tests, making testing external engines easier
Make sure pixel data is RGB(A) before running filters. Fixes #238
Merge branch 'master' into travis_webp

Conflicts:
	CONTRIBUTING
Ajustes travis