do not save state twice in _test_msm_symbolic()
do not save state twice in _test_msm_symbolic()

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