set eps_a of iterative scipy solvers in test_linear_solvers.py
set eps_a of iterative scipy solvers in test_linear_solvers.py

rc/sfepy,BubuLK/sfepy,rc/sfepy,vlukes/sfepy,rc/sfepy,BubuLK/sfepy,sfepy/sfepy,vlukes/sfepy,sfepy/sfepy,vlukes/sfepy,sfepy/sfepy,BubuLK/sfepy