(Apple) Build fixes to solutions
(PS3) Add -DHAVE_7Z, -D_7Z_ST to PS3 Makefile
(PSP) Build fix
size_t to ssize_t because otherwise the errorvalue would be wrong, because of the cast to unsigned.
(GX) Build fixes
(Wii) Compile in 7zip support
(Lakka) Make some globals static
(driver.c) Add driver_video_resolve()

This function returns the real video driver data when threaded video is
in use.
(Lakka) Shut valgrind up
Merge pull request #990 from heuripedes/lakka-get-gl

Lakka and GLUI fixes for threaded video
Merge pull request #989 from timostrunk/zip_warning_fixes

size_t to ssize_t because otherwise the errorvalue would be wrong
Removed Ppmd references from everywhere. Code is only required for Ppmd support - a special 7z algorithm
Merge remote-tracking branch 'upstream/master' into remove_ppmd
Add to AUTHORS
Add e-mail address to AUTHORS
Merge pull request #991 from timostrunk/remove_ppmd

Remove ppmd
Add 'nearest' resampler
(MSVC 2010) Fix build
state_tracker: Guard against a possible calloc failure and fix state_tracker_free

Checks if the passed in tracker is actually valid before attempting to free its members.
Merge pull request #993 from lioncash/calloc

state_tracker: Guard against a possible calloc failure and fix state_tracker_free