started ssh code

Migrated the ssh code into the client.
Added growVolume, copyVolume.
updated exception for copyVolume

Now throw an HTTPNotFound exception for not
finding the original volume during copyVolume
more capabilities

Added setHighConnections
added findVolumeSet
added setQOSRule
Added createVolumeSet
Added addVolumeToVolumeSet
added removeVolumeFromVolumeSet
added MetaData methods

added setVolumeMetaData
added removeVolumeMetaData
findHost

changed the version to 2.9.0, because this is working against 3.1.2
MU2.

Added findHost HACK
added ssh.py
Added stopPhysicalCopy

stopPhysicalCopy is for stoping an online copy
of a volume.  After the copy is stopped the failed
clone volume is removed.
removed some older tests