removed type asserts from HSMMIntNegBin models
removed type asserts from HSMMIntNegBin models

bikash/pyhsmm,theDataGeek/pyhsmm,wgmueller1/pyhsmm,theDataGeek/pyhsmm,fivejjs/pyhsmm,wgmueller1/pyhsmm,theDataGeek/pyhsmm,fivejjs/pyhsmm,bikash/pyhsmm,fivejjs/pyhsmm,wgmueller1/pyhsmm,theDataGeek/pyhsmm,wgmueller1/pyhsmm,mattjj/pyhsmm,wgmueller1/pyhsmm,mattjj/pyhsmm,bikash/pyhsmm,fivejjs/pyhsmm,theDataGeek/pyhsmm,fivejjs/pyhsmm