add 'extra' argument to ProblemDefinition.get_output_name()
add 'extra' argument to ProblemDefinition.get_output_name()

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