Removes nova-volumes/nova-volume surgically, replace with Block
Storage.

Not sure about lgm vs tgts, etc, in the configuration sections. It
seems ok to leave both as examples but needs review.

Fix bug 1007528
Fix bug 1074200
Fix bug 1078353
Fix bug 1153869

Patchset addresses reviewer's comments.

Patchset fixes new bug, init should be ini and troubleshooting.

Patchset addresses question about networking.

Change-Id: Ib6f325ba11c5cff01364ef787c52cdc57ee8f70f