Remove cinder-log.xml

The backlog option is not in cinder anymore, but the autoconf script
doesn't remove old files.

Also add a comment in cinder-netapp_cdot_extraspecs.xml warning that
this file is not autogenerated to avoid seeing it removed by accident.

Change-Id: I2d7fc7b47c7ce4a44ea64d371f023235de6c5b74
Update Eucalyptus link

Eucalyptus 2.0 documentation is deprecated, 3.4 is current - and still
documents euca2ools. Update the link.

Change-Id: If3a2a3184706299bb1aebe066873d247d6e10d73
Closes-Bug: #1310383
Merge "Update Eucalyptus link"
Merge "Remove cinder-log.xml"