Added VM test scenario.

Sponsored by:	EMC / Isilon storage division
Fix typo and add check for allocated memory disk before deleting it.

Sponsored by:	EMC / Isilon storage division
Delete unused lines from copy/paste.

Sponsored by:	EMC / Isilon storage division
My inconsistent use of upper and lower case in shell variable names
finally caught up with me.

Sponsored by:	EMC / Isilon storage division