Merge pull request #100 from piti118/master

really fix #96
ENH: silence Minuit stdout

The couts for Minuit C code have been commented out. The ones
inside DEBUG have been kept, though.
Merge pull request #102 from Dapid/quitetMinuit

ENH: silence Minuit stdout
Merge pull request #107 from piti118/master

fix onesided limit