doc update: add Arch Linux user repository related project
update package lame
update package mingw-w64 and switch to release version
doc update: add Arch Linux user repository related project
Merge branch 'stable'
package gcc: remove redundant darwin patch
packages gettext libiconv: remove unnecessary native builds
gcc support libraries: build separately in own package rules
add packages cloog isl and use for gcc optimisations
package ffmpeg: disable libnut on i686-pc-mingw32
package qtbase: mingw-w64 fixes
Makefile: allow bypassing check-requirements
package wxwidgets: mingw-w64 fixes
package wget: mingw-w64 cdecl fix
package boost: mingw-w64 intrinsics fix
package qtbase: update patches

-cherry-picked NTLM bugfix
-move _WIN32_WINNT define from patch to qmake -D option to ensure
consistency
patch qt: mingw-w64 fix
package gcc: retry mingw-w64 crt build
Merge pull request #262 from tonytheodore/cloog-isl

add packages cloog isl and use for gcc optimisations
packages vo-aacenc vo-amrwbenc: fix update macros