Update snippet.JSONDerulo.YouTubeFeedUploads.php

Added in Param to offset starting item, so I can get 2 items from the
feed starting with 3 from the beginning.
Update snippet.JSONDerulo.YouTubeFeedUploads.php

Removed hardcoded full screen mode and added in a videoParams
parameter to snippet to allow user to add what params they want.
Merge pull request #3 from silentworks/patch-1

Update snippet.JSONDerulo.YouTubeFeedUploads.php