BZ#1015625 - fail to attach a volume on glusterfs install because of selinux
https://bugzilla.redhat.com/show_bug.cgi?id=1015625

Set virt_use_fusefs true if selinux is enabled
Merge pull request #96 from bcrochet/bz1015625

BZ#1015625 - fail to attach a volume on glusterfs install because of selinux