Resume live stream after flash webkit fullscreen toggle (#569)

Caveat: This is not a true resume.
The JavaScript working around the Flash reset on fullscreen toggle will
cause live streams to "resume" at 0 in WebKit browsers.
Decode the URL before checking the callback param.
Merge pull request #578 from flowplayer/bug/381

Decode the URL before checking the callback param.
First steps for functional tests
Also test successfully on iPad
Test for video playback
Travis-ci support
Pause test
Run with both splash and firstframe
Merge pull request #580 from flowplayer/feature/tests

Feature/tests
Revert "Hack around for iOS to support old extension"

This reverts commit c3379f98f01fa865151c51e57ea0d2b58df448af.
Revert "Fix #539 - Detach video tag before modifying it"

This reverts commit fd5b10e36ec93fe35364e737c6c15295b1598ca2.
Fix #575 - CSS hack instead of detach
#595 - Do not manipulate videoTag when video support not available
Merge pull request #593 from flowplayer/bug/575

Hide video.fp-engine when player is in loading state
Fix #573 - Hide player while exiting fullscreen
#594 - Detect 'click-to-play' on chrome
Add message for disabled flash for Safari7
Fix detection of disabledf flash on Safari
Only toggle visibility when in html5 mode