minor fix to unittest fake error

Change-Id: Ife7add5646afb94ec56a38f335112ab70998b1b1
Use utils.ismount in place of os.path.ismount

See comments from: https://review.openstack.org/55991

Change-Id: Ibb4153702b3dc4c60f66abb11cd3fa1953449827
Signed-off-by: Peter Portante <peter.portante@redhat.com>
Replace httplib with bufferedhttp in sphinx docs

We also replace references in a few comments as well.

Change-Id: Ifc8d78e943219fefc73f41abed7d393a060e3926
Signed-off-by: Peter Portante <peter.portante@redhat.com>
Merge "Use utils.ismount in place of os.path.ismount"
Merge "minor fix to unittest fake error"
Merge "Replace httplib with bufferedhttp in sphinx docs"