Update requirements.txt
Update requirements.txt

Matplotlib 1.2.0 is not longer supported by pip. As of 3/20/14 supported versions are 0.86.1, 0.86.2, 0.86, 0.91.0, 0.91.1, 1.0.1, 1.1.0, 1.1.1, 1.3.1
JDReutt/BayesDB,JDReutt/BayesDB,JDReutt/BayesDB,poppingtonic/BayesDB,poppingtonic/BayesDB,poppingtonic/BayesDB,JDReutt/BayesDB,JDReutt/BayesDB,poppingtonic/BayesDB,poppingtonic/BayesDB