wp fix
document kWidget user-agent / feature detection methods
added example link for Prefered bitrate,
* updated text to "usage example"
* updated test file description header
updated mediaProxy.preferedFlavorBR description to include HLS behavior
added play to and play from example links
link customer examples page ( don't host in lib )
updated both vast and DFP playlist examples to include per entry data
fix incorrect domain for comscore using http
documents the enableControlsDuringAd attribute
Added Ad hover controls test file to demonstrate touch issues.
updated description to desired behavior.
Merge pull request #1049 from chazu/fix-comscore-typo

fix incorrect domain for comscore using http
updated related example doc
add cuePointReached documentation
send content as gzip, send cache for 10 min headers
added share open graph and twitter examples to in-page doc
streamerType default is auto ( not http )
updated AC control string override example
merge 2.19 to master
merge master