update to 1.31.0-UNSTABLE

Notable changes since 1.29.0:
- MD: Fixed glitches and hang in the Europe release of "Donald in Maui Mallard".
- PC-FX: Expanded external backup memory from 32KiB to 128KiB, to match the
amount of memory in an FX-BMP.
- PC-FX: External backup memory will now be saved to/loaded from its own file,
instead of being appended to the internal backup memory in the same file. For
backwards compatibility, there is support for initially loading data from a
combined 32KiB+32KiB file; however, the additional 96KiB of external backup
memory will be unusable by the game in this case due to existing filesystem
structures.
- SASPlay: Added support for "Air Walkers".
- SNES-Faust: Added mouse emulation.
- SNES-Faust: Fixed color math glitch in "Final Fantasy V" when Exdeath is
holding the opaque white sphere party hostage.
- SNES-Faust: Fixed broken ExLoROM support, used by a "Heartthrob Memorial"
translation patch.
- SS: Added experimental support for ST-V games that don't require decryption
chips or special hardware. Refer to the ST-V section of the documentation for
more details and a list of explicitly supported games.
- SS: Fixed missing and glitchy graphics in "Houkago Ren'ai Club: Koi no Etude".
- SS: Fixed graphical glitches in "Radiant Silvergun" at the start of a new game
begun after interrupting the attract mode, or game over, while a fancy rotating
background was present, such as during the AKA-O battle.

emulators/mednafen/Makefile

@@ -1,10 +1,9 @@
 BROKEN-hppa =	../../include/mednafen/state.h:21:7: error: 'exception_ptr' in namespace 'std' does not name a type
 COMMENT =	emulates numerous game consoles
 
-VERSION =	1.29.0
+VERSION =	1.31.0-UNSTABLE
 DISTNAME =	mednafen-${VERSION}
 PKGNAME =	mednafen-${VERSION:C/-UNSTABLE//}
-REVISION =	0
 
 CATEGORIES =	emulators games
 HOMEPAGE =	https://mednafen.github.io

emulators/mednafen/distinfo

@@ -1,2 +1,2 @@
-SHA256 (mednafen-1.29.0.tar.xz) = 2j+88Ch3+b4PAov6XRy1npU6QEm5D+fjk4ijOG2fNi4=
-SIZE (mednafen-1.29.0.tar.xz) = 3512784
+SHA256 (mednafen-1.31.0-UNSTABLE.tar.xz) = v8/3LjcOCeEro3kWAHghh/v14syda1/k+fNHFkIEY2c=
+SIZE (mednafen-1.31.0-UNSTABLE.tar.xz) = 3528532

emulators/mednafen/patches/patch-src_snes_src_lib_libco_ppc_c

@@ -1,14 +0,0 @@
-snes/src/lib/libco/ppc.c:396:21: error: expected value in expression
-
-Index: src/snes/src/lib/libco/ppc.c
---- src/snes/src/lib/libco/ppc.c.orig
-+++ src/snes/src/lib/libco/ppc.c
-@@ -393,7 +393,7 @@ void co_delete(cothread_t t) {
- }
- 
- static void co_init_(void) {
--  #if LIBCO_MPROTECT
-+  #ifdef LIBCO_MPROTECT
-   long page_size = sysconf(_SC_PAGESIZE);
-   if(page_size > 0) {
-     uintptr_t align = page_size;