mkcloud: Pass cinder volume config to crowbar node

qa_crowbarsetup needs cinder_conf_volume_type and
cinder_conf_volume_params to configure the cinder volume backend
correctly.
qa_crowbarsetup: remove `defaultsuseusers.pl`

According to `defaultsuseusers.pl` is doing nothing 20121008
jenkins: add cinder backend params for os-mkcloud

2 extra parameters (cinder_conf_volume_type and
cinder_conf_volume_params) added to configure the cinder backend for
mkcloud.
Enable RBD backend in Glance/Cinder when wantceph is set
Do not wait for the proposal to become ready when it failed

When it failed, it failed. Its not gonna get better by
waiting.
Add script to filter jenkins notifications

it works as a webhook receiver CGI
and produces email output about interesting results
Add travis syntax checking
reindent all bash scripts to make them bash8 compliant

also add a test for it
slight reworking of mkcloud-crowbar-logs.sh