tree 08364a35db826a96fb09b8cf17630c1807e4175a
parent d7720f43632f004df09686faa2f238bcc7f1f706
author James E. King, III <jking@apache.org> 1506312818 -0400
committer James E. King, III <jking@apache.org> 1506433734 -0700

build both ubuntu xenial as well as trusty to get more language level
coverage, force C++98 in one of the C++ builds to guarantee compat,
and update docker readme

This closes #1377