update Mesh.explode_groups() - return_emap argument
update Mesh.explode_groups() - return_emap argument

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