Minor code comment fix
Minor code comment fix

AlexanderMazaletskiy/VCTransitionsLibrary,ColinEberhardt/VCTransitionsLibrary,ganvinalix/VCTransitionsLibrary,HarrisLee/VCTransitionsLibrary,xxbinxx/VCTransitionsLibrary,stevenchan/VCTransitionsLibrary,leonardlee2015/VCTransitionsLibrary,bb-coder/VCTransitionsLibrary,hugo-/VCTransitionsLibrary,sunyazhou13/VCTransitionsLibrary,csjlengxiang/VCTransitionsLibrary,shaohung001/VCTransitionsLibrary,ArkadiYoskovitz/VCTransitionsLibrary,junjie/VCTransitionsLibrary,cnbin/VCTransitionsLibrary