minor changes (format + move class in stl package )

java/org/artisanlogiciel/games/WallsProvider.java

@@ -1,7 +1,7 @@
 package org.artisanlogiciel.games;
 
 /**
-    WallsProvider provide a Walls representation
+ * WallsProvider provide a Walls representation
  **/
 public interface WallsProvider
 {
@@ -11,17 +11,10 @@ public interface WallsProvider
     int getHeight();
 
     /**
-       See Brick
-
-       Will set bits :
-       3  2  1  0
-      (8)(4)(2)(1)
-       ^  >  v  <
-       U  R  D  L
-       p   i   o  e
-            g   w   f
-	     h   n    t
-	      t
+     * See Brick
+     * 
+     * Will set bits : 3 2 1 0 (8)(4)(2)(1) ^ > v < U R D L p i o e g w f h n t
+     * t
      **/
     public short getWalls(int x, int y);
 }