first pass at overrides rewrite

overrides now live in default.cfg inside TAG.pak

skeleton/SYSTEM/rg35xx/paks/Emus/FC.pak/default.cfg

@@ -0,0 +1,19 @@
+fceumm_sndquality = High
+fceumm_sndvolume = 10
+-fceumm_turbo_enable = Player 1
+-fceumm_show_adv_system_options = disabled
+-fceumm_show_adv_sound_options = disabled
+
+bind Up = UP
+bind Down = DOWN
+bind Left = LEFT
+bind Right = RIGHT
+bind Select = SELECT
+bind Start = START
+bind A Button = A
+bind B Button = B
+bind A Turbo = NONE:X
+bind B Turbo = NONE:Y
+bind Change Disk = NONE:L1
+bind Insert Disk = NONE:R1
+bind Insert Coin = NONE:R2