Comment 3 for bug 1474153

Reviewed: https://review.openstack.org/201377
Committed: https://git.openstack.org/cgit/openstack/heat/commit/?id=716471f37c04216c10546e30f72888a49a79c05e
Submitter: Jenkins
Branch: master

commit 716471f37c04216c10546e30f72888a49a79c05e
Author: Angus Salkeld <email address hidden>
Date: Tue Jul 14 11:52:42 2015 +1000

    Don't copy exception classes

    see:
    http://stackoverflow.com/questions/9541025/how-to-copy-a-python-class
    https://review.openstack.org/194487

    This simplifies the method so it just re-raises local exceptions
    and if it is Remote, raises ResourceFailure.

    Closes-Bug: #1474153

    Change-Id: I9c4dcadcbcf6abe6ff71dbcdccaae4706b684a83