| ⇢ | A | ConfigProviderTest added | |
| ⇢ | A | ConfigProvider added |
| ⇢ | A | ConfigProviderTest::testInvoke() added | |
| ⇢ | A | SendMailPluginTest::testReplyToIsValidAsString() added | |
| ⇢ | A | ConfigProvider::__invoke() added | |
| ⇢ | A | SendMailPlugin::applyArrayArgs() added | |
| ⇢ | A | ConfigProviderTest::setUp() added | |
| A | ↘ | B | SendMailPluginTest::testArgumentsAreProperlyMapped... got worse |
| F | ↗ | C | SendMailPlugin::applyArgsToMailService() improved |