HT spawn sequence + Banner length

Improved the Horntail spawn sequence to better fit the end of the animation with the HT parts assembly. Thanks to Arnah and Zenns.
Improved the usage of visual space by the "hint banners" throughout the source.

src/client/MapleClient.java

@@ -1258,8 +1258,8 @@ public class MapleClient {
 		session.write(packet);
 	}
 
-        public void announceHint(String msg) {
-                announce(MaplePacketCreator.sendHint(msg, 500, 10));
+        public void announceHint(String msg, int length) {
+                announce(MaplePacketCreator.sendHint(msg, length, 10));
                 announce(MaplePacketCreator.enableActions());
         }