Update README

Author: MarkEWaite

README.md

@@ -28,8 +28,8 @@ run tests.
 Code coverage reporting is available as a maven target and is actively
 monitored.  Please improve code coverage with the tests you submit.
 
-Before submitting your change, please review the findbugs output to
-assure that you haven't introduced new findbugs warnings.
+New findbugs warnings will fail the continuous integration build.
+Don't add new warnings.
 
 ## Building the Plugin