scrooloose/syntastic — pull request #1209 by remko (2014-10-07 20:40:22+00:00)
Title: Add RelaxNG (RNC) RNV checker

Adds a syntax checker for RelaxNG (`.rnc`), using [RNV](http://www.davidashen.net/rnv.html) as validator. Since this is a new filetype for syntastic, also adds a new entry in the registry.