Style related updates

This commit contains several style related updates:
- aligns class parameters for readibility
- removes trailing class params for 2.6.x compat
- deletes accidentally checked in swp file

manifests/storage/mount.pp

@@ -6,7 +6,7 @@
 define swift::storage::mount(
   $device,
   $mnt_base_dir = '/srv/node',
-  $loopback = false,
+  $loopback     = false
 ) {
   if($loopback){
     $options = 'noatime,nodiratime,nobarrier,logbufs=8,loop'

manifests/storage/xfs.pp

@@ -14,7 +14,7 @@ define swift::storage::xfs(
   $device,
   $byte_size    = '1024',
   $mnt_base_dir = '/srv/node',
-  $loopback = false,
+  $loopback     = false
 ) {
 
   include swift::xfs