Added class GameStats, added Pokédex records for eggs seen and expanded seen_forms to include shinies

Data/Scripts/003_Game processing/003_Interpreter.rb

@@ -378,6 +378,7 @@ class Interpreter
     # Apply strict version of passable, which treats tiles that are passable
     # only from certain directions as fully impassible
     return if !event.can_move_in_direction?($game_player.direction, true)
+    $stats.strength_push_count += 1
     case $game_player.direction
     when 2 then event.move_down
     when 4 then event.move_left