fix compile errors after previous commit (which involved reimplementing the quad tree to eliminate the possibility of a class of bugs I was experiencing; the problem was that the quad bounds were being passed recursively in different functions, but the long argument list in these functions made it difficult to see where the mismatch was)

fcore/player-enemy.sml

@@ -47,8 +47,8 @@ struct
           (case attacked of
              NOT_ATTACKED =>
                let
-                 val enemyCollisions = QuadHelp.getCollisions
-                   (x, y, size, size, enemyTree)
+                 val enemyCollisions = QuadTree.getCollisions
+                   (x, y, size, size, ~1, enemyTree)
 
                  val player =
                    Player.enemyCollisionReaction
@@ -72,8 +72,8 @@ struct
                if amt = Constants.attackedLimit then
                  (* if reached limit, detect enemies again *)
                  let
-                   val enemyCollisions = QuadHelp.getCollisions
-                     (x, y, size, size, enemyTree)
+                   val enemyCollisions = QuadTree.getCollisions
+                     (x, y, size, size, ~1, enemyTree)
 
                    val player =
                      Player.exitAttackedAndCheckEnemies