Neel Natu 1bd468a4e9 Make the error message explicit instead of just printing the usage if the
virtual machine name is not specified.

Requested by:	grehan
MFC after:	1 week
2015-01-18 01:50:10 +00:00
..
2014-07-07 00:27:09 +00:00
2013-11-18 12:57:46 +00:00