Merge branch 'release/0.3.0' into develop
[package.json] add repository field
[package.json] update description
[domains] + Sliderocket
[domains] + myvideo.de
[domains] + Ustream
[domains] + Funny or Die
[domains] + The Onion
[domains] + EventBrite
[domains] + metacafe
[domains] + liveleak
[domains] + wordpress & wistia
[domains] * change meta attr "author-url" to "author_url" in sorify.com
[config] set local sample config DEBUG to false
[readme] + update readme
[readme] + update readme
[readme] * update readme
[readme] * update readme
[readme] + add link to forever
[readme] + iframely.js usage