Merge pull request #1673 from ceph/add_to_e5d06a4

vagrantfile: Ensure `devices` variable is a list

vagrant_variables.yml.atomic

@@ -22,7 +22,7 @@ cluster_subnet: 192.168.1
 # MEMORY
 memory: 1024
 
-disks: "[ '/dev/sda', '/dev/sdb' ]"
+disks: [ '/dev/sda', '/dev/sdb' ]
 
 eth: 'enp0s8'
 vagrant_box: centos/atomic-host

vagrant_variables.yml.openstack

@@ -22,7 +22,7 @@ public_subnet: 172.17.72
 cluster_subnet: 172.17.72
 
 # For Openstack VMs, the disk will depend on what you are allocated
-disks: "[ '/dev/vdb' ]"
+disks: [ '/dev/vdb' ]
 
 # For Openstack VMs, the lan is usually eth0
 eth: 'eth0'

vagrant_variables.yml.sample

@@ -30,9 +30,9 @@ memory: 512
 eth: 'eth1'
 
 # Disks
-# For Xenial use disks: "[ '/dev/sdb', '/dev/sdc' ]"
-# For CentOS7 use disks: "[ '/dev/sda', '/dev/sdb' ]"
-disks: "[ '/dev/sdb', '/dev/sdc' ]"
+# For Xenial use disks: [ '/dev/sdb', '/dev/sdc' ]
+# For CentOS7 use disks: [ '/dev/sda', '/dev/sdb' ]
+disks: [ '/dev/sdb', '/dev/sdc' ]
 
 # VAGRANT BOX
 # Ceph boxes are *strongly* suggested. They are under better control and will