Each of these three classes was split into smaller classes in lower packages. So, features.filters.apivalidator.MultimatchTest became MultimatchDefaults1Test, MultimatchDefaults4Test, PatternMspTest, PatternSspnnTest, MultimatchDefaults2Test, PatternFTest, PatternMssfsffpnnTest, PatternsMpAndMsTest, SingleMatchDefaultsTest, MultimatchDefaults3Test, PatternMfTest, PatternSfnTest, and PatternsPAndSTest in the features.filters.apivalidator.multimatch package.