IDPF/epubcheck — pull request #395 by santoch (2014-07-15 17:52:51+00:00)
Title: NCHK-2869 ePubCheck erroneously reports an OPF-014 error when an .svg im...

...age file uses the svg switch construct
@brucemackenzie

'switch' is defined in both OPF and svg, so suppress that property from the check list when we are in an svg file.