Change log (v1.58):

core:
- fatfs updated to 0.09b.

compatibility:
- sound fixed after exit from gameyob.
- 'cooking mama world combo pack vol. 2 (europe)' fixed.

r4i specific:
- rts still in beta stage.
- improved rts state saving/loading.
- fixed bug that cause freeze after leaving rts menu in following games:
rune factory - a fantasy harvest moon
speed racer - the videogame
final fantasy tactics a2 - grimoire of the rift
nameless game, the
soul bubbles
rayman - raving rabbids - tv party
flower, sun and rain - murder and mystery in paradise
phantasy star 0
fighting fantasy - the warlock of firetop mountain
dragon quest ix - sentinels of the starry skies