ref: a1af335f448923e2f9edadb7c02c549f06306256
parent: 7d526c1654ed972e4083c89f17fbb8f92782dfb0
author: paulwilkins <paulwilkins@google.com>
date: Fri May 19 11:08:15 EDT 2017
Further refactoring of mod error calculation. Further refactoring to support alternative error distributions. Change-Id: I0f7fa3fd6f3baa4b0a1e53c6aa3be63966e97b82