Fix compile

Essentials/src/com/earth2me/essentials/OfflinePlayer.java

@@ -1108,6 +1108,16 @@ public class OfflinePlayer implements Player {
         return false;
     }
 
+    @Override
+    public void setInvulnerable(boolean b) {
+        throw new UnsupportedOperationException("Not supported yet.");
+    }
+
+    @Override
+    public boolean isInvulnerable() {
+        return false;
+    }
+
     @Override
     public void setPlayerWeather(WeatherType arg0) {
         throw new UnsupportedOperationException("Not supported yet.");
@@ -1233,6 +1243,26 @@ public class OfflinePlayer implements Player {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
+    @Override
+    public void setAI(boolean b) {
+        throw new UnsupportedOperationException("Not supported yet.");
+    }
+
+    @Override
+    public boolean hasAI() {
+        return false;
+    }
+
+    @Override
+    public void setCollidable(boolean b) {
+        throw new UnsupportedOperationException("Not supported yet.");
+    }
+
+    @Override
+    public boolean isCollidable() {
+        return false;
+    }
+
     @Override
     public <T extends Projectile> T launchProjectile(Class<? extends T> type, Vector vector) {
         throw new UnsupportedOperationException("Not supported yet.");