remove for loop in FESurface.setup_mirror_connectivity()
remove for loop in FESurface.setup_mirror_connectivity()

rc/sfepy,rc/sfepy,sfepy/sfepy,lokik/sfepy,RexFuzzle/sfepy,RexFuzzle/sfepy,RexFuzzle/sfepy,vlukes/sfepy,rc/sfepy,lokik/sfepy,sfepy/sfepy,vlukes/sfepy,lokik/sfepy,BubuLK/sfepy,sfepy/sfepy,lokik/sfepy,BubuLK/sfepy,BubuLK/sfepy,vlukes/sfepy,RexFuzzle/sfepy