fixed ScipyDirect for missing method in conf, cleaned it a bit
fixed ScipyDirect for missing method in conf, cleaned it a bit

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