JerrySievert/date-utils — pull request #48 by ioncreature (2014-12-24 19:55:33+00:00)
Title: Added Date.isValid static method. Added isValid. toStartOfDay, toEndOfDay, toStartOfUTCDay, toEndOfUTCDay instance methods

toStartOfDay and toStartOfUTCDay is aliases of to clearTime and clearUTCTime respectively.

Thanks/