Call destroy of ytplayer

Correct issue in IE9 where disposing a playing video causes an error
Added tests with saucelabs and travis
Updated travis vars
Fixed saucelabs config file name
Added sandbox
Fixed duration test
Longer waiting time for videojs to get ready
Using src option instead of a fake video type that makes IE crash like a baby
Removed mongoose from git
Merge pull request #116 from ryanand26/master

Call destroy of ytplayer
Added multiple browsers to test with SauceLabs
Merge branch 'master' of https://github.com/eXon/videojs-youtube
Added names to SauceLabs test
Splitted the source test in 4
Updated SauceLabs credentials
Added SauceLabs matrix
Fixed typo in saucelabs test config
Removed dist folder (only commit it in the tag branch for bower)
Fixed origin not being there if we use forceSSL
Added wait before changing the source