Merge pull request #53 from kl/master

Fixed Youtube plugin
Bumped to 0.77, youtube works again. Wheeee
Test on ruby 2.0 too
Adding support to Youtube non-embeddable videos
Merge pull request #55 from ggarnier/master

Support to Youtube non-embeddable videos
Bump version
Added version number picture to the README
Add apt-get update to the .travis.yml file