Update /RankInfo

Now shows how many personal worlds a rank can have.
Suggested by cybertoon

Author: 123DMWM

fCraft/Commands/InfoCommands.cs

@@ -625,6 +625,7 @@ static void RankInfoHandler( Player player, CommandReader cmd ) {
             if( rank.IdleKickTimer > 0 ) {
                 player.Message( "Idle kick after {0}", TimeSpan.FromMinutes( rank.IdleKickTimer ).ToMiniString() );
             }
+            player.Message("Can have {0} personal world{1}.", rank.MaxPersonalWorlds, rank.MaxPersonalWorlds == 1 ? "" : "s");
             if (!Directory.Exists(Paths.RankReqDirectory) || !player.IsStaff) return;
 
             string rankReqFile = null;

fCraft/Commands/WorldCommands.cs

@@ -3676,7 +3676,7 @@ static bool ReadMWNumber(CommandReader cmd, out int number) {
 
         static readonly CommandDescriptor CdMaxPW = new CommandDescriptor {
             Name = "MaxPWorlds",
-            Aliases = new[] { "MPW" },
+            Aliases = new[] { "MPW", "maxpw" },
             Permissions = new[] { Permission.Chat },
             Category = CommandCategory.New | CommandCategory.Moderation | CommandCategory.Chat,
             Help = "Changes/Displays the max amount of personal worlds a rank may have.",