[soundcloud] Move tests
[metacafe] move tests
[steam] move test
[eighttracks] move test
[youku] move tests
Remove superfluous name declarations
[infoq] move tests
[googleplus] move tests
Tests: Add coding to files
Move tests to the IE definitions
Merge branch 'master' of github.com:rg3/youtube-dl
Credit @gitprojs for auengine