do not omit linear_elastic_mM.py in script/gen_gallery.py
do not omit linear_elastic_mM.py in script/gen_gallery.py

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