(Apple) Make apple_gfx_ctx_get_proc_address backwards compatible
with Snow Leopard
(Apple) (glsym_gl.c) Comment out all functions not supported by
Snow Leopard GL
Keyboard takes prio over joysticks for ANALOG.

Joysticks don't have to rest at 0 so they never allow keyboard to be checked properly.
(RGL PS3) Cleanups
(Camera) Add preliminary camera interface and preliminary
Video4Linux 2 camera driver implementation - ToadKing can try
to hook into this driver interface now for his WebGL camera driver
(Camera V4L2) Implement init_userp
(Android) Compile with HAVE_NETPLAY enabled
[EMSCRIPTEN] add template HTML page
add width and height retrieval to camera driver
fix emscripten template typo
[EMSCRIPTEN] add --no-heap-copy
(qb) add check_pkgconf for Video4Linux2
(v4l2 camera) Get rid of warnings
Add ./configure param for v4l2.
Use bool for ready.
Fixup some style nits and cruft.
Forgot sizeof in realloc.
(Xbox 1) Build fixes
(Xbox 1 - menu) Fix initial dir mappings
(Xbox 1) Some rmenu_disp cosmetic improvements - seems to overflow
on render_messagebox