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/inventory/Equip.java

@@ -553,7 +553,7 @@ public class Equip extends Item {
     }
 
     public final void showLevelupMessage(String msg, MapleClient c) {
-        c.getPlayer().showHint(msg);
+        c.getPlayer().showHint(msg, 300);
     }
     
     public void setItemExp(int exp) {