Make parameter doc RDoc compatible

This patch fixes the parameter documentation in
init, and conductor to conform with the style guide
and support autogenerating parameter documentation.

Change-Id: I737e8d0716a21795575558e65a135fd488c814c0
Make parameter doc RDoc compatible

This patch fixes all remaining parameter documentation
in the nova module to be compatible with puppet-doc
and documents all parameters in a standard way.

Change-Id: I451078d46cb2498dd8e3c23bd8cbcc81b8845fcd
Remove duplicate libvirt virtio bridge definition

Change-Id: I33c8e25d824c26b50b3b5d79c6f4ac9ebdaaa2f7
Closes-Bug: #1259545
Merge "Make parameter doc RDoc compatible"
Merge "Make parameter doc RDoc compatible"