Fix unittest failing in python2.7
Fix unittest failing in python2.7

E           assert 2.13 == 2.12
E            +  where 2.13 = round(2.125, 2)
E            +    where 2.125 = <model.Move object at 0x7f5cc79c5a90>.hr_avg
E            +  and   2.12 = round((127 / 60.0), 2)

bwaldvogel/openmoves,marguslt/openmoves,marguslt/openmoves,mourningsun75/openmoves,mourningsun75/openmoves,mourningsun75/openmoves,marguslt/openmoves,bwaldvogel/openmoves,bwaldvogel/openmoves