log: allow same data names, for single sublot data_names need not be in tuple
log: allow same data names, for single sublot data_names need not be in tuple

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