Fix AppVeyor Test which was trying to use Python 3.4 and the 3.5 using the wrong version variable
Fix AppVeyor Test which was trying to use Python 3.4 and the 3.5 using the wrong version variable

mrshirts/pymbar,choderalab/pymbar,mrshirts/pymbar,choderalab/pymbar,mrshirts/pymbar,Lnaden/pymbar,mrshirts/pymbar,choderalab/pymbar,Lnaden/pymbar,Lnaden/pymbar