Validate 'glance image-create' exit code

qa_crobarsetup.sh checks if SP3-64 image is available in glance, if it
isn't, then it's uploaded to glance, if glance image-create fails then
exit with error.
crowbar-prep: adjust for -devel rename on clouddata
mkcloud: Use persistent guest domains

Allow start/stop guests with persistent guest domains.
mkcloud: Use persistent networks

Allow start/stop networks.
mkcloud: more Cloud1.0 cleanup
Upload and install a cfntools image for tempest tests

This way the orchestration related tests can run as well.
Collect the return value of run_tempest.sh

Otherwise we collect the return value of popd,
which is most always success :/
Fixed typo URL