[e] (0) Add some best practices notes regarding how to use metadata cues.
Fixing https://www.w3.org/Bugs/Public/show_bug.cgi?id=24382
Affected topics: HTML, Video Text Tracks

git-svn-id: http://svn.whatwg.org/webapps@8428 340c8d12-0b0e-0410-8428-c7bf67bfef74
[e] (0) Improve wording of Audio constructor further.
Fixing https://www.w3.org/Bugs/Public/show_bug.cgi?id=24325
Affected topics: HTML

git-svn-id: http://svn.whatwg.org/webapps@8429 340c8d12-0b0e-0410-8428-c7bf67bfef74
[e] (0) Try doing this a different way (MessageEvent.source exposure)
Fixing https://www.w3.org/Bugs/Public/show_bug.cgi?id=22646
Affected topics: HTML

git-svn-id: http://svn.whatwg.org/webapps@8430 340c8d12-0b0e-0410-8428-c7bf67bfef74