Some stylistic changes regarding arch commit

CHANGELOG.md

@@ -1,5 +1,6 @@
 ## 0.7.3 (unreleased)
 
+  - Add NFS shared folder support for Arch linux. [GH-346]
   - Fix issue with unknown terminal type output for sudo commands.
   - Forwarded port protocol can now be set as UDP. [GH-311]
   - Chef server file cache path and file backup path can be configured. [GH-310]

lib/vagrant/util/platform.rb

@@ -29,8 +29,10 @@ module Vagrant
         end
 
         def arch?
-          linux?() and File.exist?('/etc/rc.conf') and
-            File.exist?('/etc/pacman.conf') and File.exist?('/etc/rc.d/')
+          linux? &&
+            File.exist?('/etc/rc.conf') &&
+            File.exist?('/etc/pacman.conf') &&
+            File.exist?('/etc/rc.d/')
         end
 
         # Returns boolean noting whether this is a 64-bit CPU. This