Updated keywords and functions for PostgreSQL 9.3. Added sub-mode support for JavaScript and Json.
Merge pull request #1728 from desoi/master

Updated keywords and functions for PostgreSQL 9.3. Added sub-mode support for JavaScript and Json.
Remove trailing comma's, which break scripts in IE7
Merge pull request #1742 from hartman/commas

Remove trailing comma's, which break scripts in IE7
Repair label of themes in themelist.

This was broken after c563f15e93e5a30533f0ef54504649d30b59f034
Merge pull request #1747 from hartman/themelistfix

Repair label of themes in themelist.
Add worker to the html mode

This adds syntax checking (not validating). Based on HTML5 @aredridel parser