Joseph Adams March 04, 2015:  Updated Adding Custom Time Periods (markdown) [2ed0d9e]
Joseph Adams March 04, 2015:  Updated Adding Custom Time Periods (markdown) [e410ce8]
Joseph Adams March 04, 2015:  Updated Adding Custom Time Periods (markdown) [df29fb7]
Joseph Adams March 04, 2015:  Updated Adding Custom Time Periods (markdown) [b895766]
Joseph Adams April 23, 2014:  Renamed How to Add a Custom Timespan Type to Adding-Custom-Time-Periods [8abe3fc]