Add a specialized version of the new siteconfig_settings test utility.
Review Request #9942 — Created May 15, 2018 and submitted — Latest diff uploaded
This overrides the new
adding the optional (but on by default) ability the reload settings from
the siteconfig after adding the new settings and then after reverting
Some existing tests making use of an internal version of this utility
have been updated to use the new one on the base testcase.
Unit tests pass.