neel 359b235884 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

..

vmrun.sh

Make the error message explicit instead of just printing the usage if the

2015-01-18 01:50:10 +00:00