better messeges when using fly feature

src/main/java/com/legacyminecraft/poseidon/commands/FlyCommand.java

@@ -18,12 +18,12 @@ public class FlyCommand extends Command {
     @Override
     public boolean execute(CommandSender sender, String currentAlias, String[] args) {
         if (!(sender instanceof Player)) {
-            sender.sendMessage("You can only use this command as a player.");
+            sender.sendMessage("This command is only for players!");
             return true;
         }
 
         if (args.length != 0) {
-            sender.sendMessage(ChatColor.RED + "Usage: /fly");
+            sender.sendMessage(ChatColor.RED + "command usage: /fly");
             return true;
         }
 
@@ -31,7 +31,7 @@ public class FlyCommand extends Command {
         player.flightAllowed = !player.flightAllowed;
 
         if (player.flightAllowed) {
-            sender.sendMessage(ChatColor.GREEN + "Flight enabled.");
+            sender.sendMessage(ChatColor.GREEN + "Flight enabled you can now fly.");
             sender.sendMessage(ChatColor.YELLOW + "Look up to rise, look down or sneak to descend.");
         } else {
             sender.sendMessage(ChatColor.YELLOW + "Flight disabled.");