erica/NSDate-Extensions — pull request #47 by crsantos (2014-07-15 21:15:42+00:00)
Title: Fixed nearestHour to be relative to self - not [NSDate date]

Fixed ```nearestHour``` to be relative to ```self``` and not ```[NSDate date]```.
As it's a decomposition, and an instance method, it should be ```self```, right?