probe.py: new --close-limit option, update generate_probes()
probe.py: new --close-limit option, update generate_probes()

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