new GmshIO.__init__() - override file_format
new GmshIO.__init__() - override file_format

BubuLK/sfepy,vlukes/sfepy,rc/sfepy,BubuLK/sfepy,sfepy/sfepy,rc/sfepy,vlukes/sfepy,sfepy/sfepy,rc/sfepy,sfepy/sfepy,BubuLK/sfepy,vlukes/sfepy