Merge pull request #2448 from rimckenn/patch-1

hosts/bsd: don't set both maproot and mapall

plugins/hosts/bsd/host.rb

@@ -83,7 +83,7 @@ module VagrantPlugins
 
           hasmapall = false
           opts[:bsd__nfs_options].each do |opt|
-            if opt =~ /^mapall=/
+            if opt =~ /^mapall=/ || opt =~ /^maproot=/
               hasmapall = true
               break
             end