Added __repr__ method in Factor class.
Added __repr__ method in Factor class.

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