removed test method
Issue 250: Restore support for passing null to usingWatcher().
Removed test code left in by mistake
Issue 251: Allow a custom Executor Service to be used for PathChildrenCache.
wasn't handling wait expiration correctly and was sending negative
numbers to wait().
updated
Issue 254: Check that executorService isn't null before closing.
updated
Merge branch 'master' of git://github.com/Netflix/curator
1.3.3
Merge pull request #260 from Randgalt/master

1.3.3