bug fixes and about section

Enemy.gd

@@ -1,8 +1,8 @@
 extends KinematicBody2D
 
-var vida = 2
-var speed = 35
-var type = 1
+export var vida = 2
+export var speed = 70
+export var type = 1
 
 func damage(arg, id):
 	vida += arg