updated travis.yml
updated travis.yml

pgmpy/pgmpy,pgmpy/pgmpy,ankurankan/pgmpy,ankurankan/pgmpy,palashahuja/pgmpy,abinashpanda/pgmpy,kislayabhi/pgmpy,palashahuja/pgmpy,yashu-seth/pgmpy,sandeepkrjha/pgmpy,anaviltripathi/pgmpy,pratyakshs/pgmpy,kislayabhi/pgmpy,kris-singh/pgmpy,liquidmetal/pgmpy,sandeepkrjha/pgmpy,khalibartan/pgmpy,jhonatanoliveira/pgmpy,khalibartan/pgmpy,abinashpanda/pgmpy,kris-singh/pgmpy,anaviltripathi/pgmpy,liquidmetal/pgmpy,yashu-seth/pgmpy,jhonatanoliveira/pgmpy,pratyakshs/pgmpy,vivek425ster/pgmpy,vivek425ster/pgmpy