Updated locking mechanism for Joker

tetris/modes/joker.lua

@@ -25,6 +25,8 @@ function JokerGame:new()
 	self.lock_drop = true
 	self.lock_hard_drop = true
 	self.enable_hold = false
+	self.instant_soft_drop = false
+    self.instant_hard_drop = true
 	self.next_queue_length = 6
 end
 

tetris/modes/scoreattack_o.lua

@@ -28,7 +28,9 @@ function ArcadeScoreAttack:new()
     self.lock_drop = true
     self.lock_hard_drop = true
 	self.enable_hard_drop = true
-	self.enable_hold = true
+    self.enable_hold = true
+    self.instant_soft_drop = false
+    self.instant_hard_drop = true
 	self.next_queue_length = 5
 end