Changelog
---------
+r22 (2015-02-05)
+* general: fixed a race condition/crash in threaded SPU mode
+* pandora: C64x: fixed compatibility with newer c64_tools, enabled L2 cache
+* frontend: fixed control config corruption on load for devices that are
+ disconnected on startup
+* some dma accuracy improvements, might fix occasional glitches in ff7
+* ARMv6 build and the dynarec now make use of available instructions (gizmo98)
+
+r21 (2015-01-12)
++ general: added ability to run SPU emulation on a separate thread, enabled it
+ by default when multicore CPU is detected. Significant effort was made to
+ avoid any compatibility problems which the old P.E.Op.S. implementation had.
++ pandora: added ability to run SPU emulation on TI C64x DSP by using bsp's
+ c64_tools.
+* libretro: fixed win32 build (mingw only)
+* some tweaks for the scanline effect and other things
+
r20 (2014-12-25)
* fixed various sound accuracy issues, like effects in ff7-ff9
for standalone build, audio will no longer slow down when emu is not fast