do not save mesh in gen_two_bodies() and log in two_bodies_contact.py example
do not save mesh in gen_two_bodies() and log in two_bodies_contact.py example

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