More consistent formatting.
Merge remote-tracking branch 'upstream/master'
Added ABNF grammar.
Merge remote-tracking branch 'upstream/master'
ABNF formatting
Updated WebIDL grammar.
Updated WebIDL to draft 6 November 2013.
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Updated JSON grammar to RFC 7159.
Merge pull request #45 from rainerschuster/master

Added ABNF grammar, updated JSON and WebIDL