implement ad join improvements suggested in kakwa#69

Author: tynsh

Diff for: manifests/classic.pp

@@ -214,6 +214,7 @@
     }
     Package['SambaClassicWinBind'] -> Package['SambaClassic']
   }
+  Samba::Option <| |> -> Exec['Join Domain'] -> Service['SambaSmb']
 
   service{ 'SambaSmb':
     ensure  => 'running',
@@ -336,7 +337,7 @@
         unless  => 'net ads testjoin',
         command => "echo '${adminpassword}'| net ads join -U '${adminuser}' ${ou}",
         notify  => Service['SambaWinBind'],
-        require => [ Package['SambaClassic'], Service['SambaSmb'] ],
+        require => [ Package['SambaClassic'] ],
       }
     }
   }