Properly handle case where filter removes all JUnit3 tests in suite.
Properly handle case where filter removes all JUnit3 tests in suite.
Merge branch 'master' of https://github.com/brettchabot/junit

Conflicts:
	src/test/java/org/junit/tests/junit3compatibility/JUnit38ClassRunnerTest.java
Address code review comments
Change RejectAllTestsFilter to only reject atomic tests.
Merge branch 'pr723' into pulls