Removed explicit version from README.md
Removed explicit version from README.md

mrackwitz/MRProgress,hanangellove/MRProgress,AddAloner/MRProgress,yarry/MRProgress,colemancda/MRProgress,yungfan/MRProgress,odyth/MRProgress,jackywpy/MRProgress,boherna/MRProgress,zaubara/MRProgress,boherna/MRProgress,zaubara/MRProgress,AddAloner/MRProgress,zaubara/MRProgress,AlexanderMazaletskiy/MRProgress,yungfan/MRProgress,mrackwitz/MRProgress,colemancda/MRProgress,odyth/MRProgress,hanangellove/MRProgress,yarry/MRProgress,jackywpy/MRProgress,AlexanderMazaletskiy/MRProgress