systemvm: Use double quotes with 'RROUTER' variable in "common.sh" script (#2586)
systemvm: Use double quotes with 'RROUTER' variable in "common.sh" script (#2586)

While debugging the VR for #2579, I noticed that one of the scripts were breaking. The variable RROUTER was not set and this broke a conditional.

Signed-off-by: Rohit Yadav <902b9eb5dd62819678163bd5e00fbf0cbc7c264b@shapeblue.com>
DaanHoogland/cloudstack,DaanHoogland/cloudstack,GabrielBrascher/cloudstack,DaanHoogland/cloudstack,jcshen007/cloudstack,GabrielBrascher/cloudstack,jcshen007/cloudstack,jcshen007/cloudstack,DaanHoogland/cloudstack,wido/cloudstack,DaanHoogland/cloudstack,jcshen007/cloudstack,GabrielBrascher/cloudstack,wido/cloudstack,wido/cloudstack,GabrielBrascher/cloudstack,GabrielBrascher/cloudstack,GabrielBrascher/cloudstack,jcshen007/cloudstack,jcshen007/cloudstack,jcshen007/cloudstack,wido/cloudstack,DaanHoogland/cloudstack,GabrielBrascher/cloudstack,wido/cloudstack,wido/cloudstack,DaanHoogland/cloudstack,wido/cloudstack