using MediaStreamErrorEvent to describe ended events
See https://www.w3.org/Bugs/Public/show_bug.cgi?id=26939
fix dup of settings dfn
remove dup <dfn> on getUserMedia
Keep it clean
Merge pull request #54 from martinthomson/unfws

Keep it clean
Merge pull request #51 from dontcallmedom/respec-bug3

Fix a couple of minor ReSpec bugs
Merge pull request #50 from dontcallmedom/onended

using MediaStreamErrorEvent to describe ended events
Space after period
Replace spaces before commas due to line breaks

perl -0 -pi.0 -e 's!(\n\s+)(</code)(>,)!!msg'
try to markup dB SPL
Spelling: cannot
Spelling: exactly
Spelling: interface
Spelling: limitations
Spelling: possible
Spelling: satisfied
Spelling: with
ED: intro
RFC: must in conformance (WebIDL) -- maybe
RFC: must not in Terminology-source