update Equations.eval_residuals() - by_blocks, names arguments
update Equations.eval_residuals() - by_blocks, names arguments

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