Revert "temporarily pend task canceling tests"
Revert "temporarily pend task canceling tests"

This reverts commit 4cb3e0ec62f477a35efb688e97c3cd456a8693e5.

matt-royal/cf-acceptance-tests,matt-royal/cf-acceptance-tests,matt-royal/cf-acceptance-tests,matt-royal/cf-acceptance-tests,matt-royal/cf-acceptance-tests,matt-royal/cf-acceptance-tests,matt-royal/cf-acceptance-tests,matt-royal/cf-acceptance-tests