Bugfixes
maximum_coverage_dropwon't fail any more if.last_run.jsonis still in the old format. Thanks @petertellgrenmaximum_coverage_dropwon't fail if an expectation is specified for a previous unrecorded criterion, it will just pass (there's nothing, so nothing to drop)- fixed bug in
maximum_coverage_dropcalculation that could falsely report it had dropped for minimal differences