Some utility functions, courtesy of lodash.
Adding some methods for converting lists to strings. Need better names than 0m0.00s 0m0.00s
0m0.00s 0m0.00s and  though...
Overrides so @zackbloom can live thrice4life.
This is why we need tests...
Merge pull request #2 from HubSpot/times

Adding methods for getting occurence.