new tests/test_input_time_advection_diffusion.py
new tests/test_input_time_advection_diffusion.py

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