New package: moarvm
New package: nqp
New package: rakudo-star
New package: nqp
wld-git: update to 20141130.
swc-git: update to 20141130.
New package: mdp-0.92.3.
swc-git: unbreak cross compilation.
build_style/gnu-makefile: use our compiler/linker flags.
mdp: rebuild with our compiler/linker flags.
swc-git: cleanup; move static lib to -devel.
sbcl: update to 1.2.6.
darktable: build with CUSTOM_CFLAGS enabled, i.e don't build with -mtune=native.
darktable: unbreak x86: needs SSE2 at least.
darktable: force SSE2 via CXXFLAGS too.
cairo: patch from upstream to fix freedesktop 85151 bug.

This should fix the crash seen with darktable reported by lemmi,
and probably others.
qt: install bins to usr/lib/qt/bin and create symlinks in usr/bin.

This in preparation to make qt (4.x) and qt5 cooexist properly via qtchooser.
New package: qtchooser.
qt5: move bins to /usr/lib/qt5/bin and create symlinks.

Depend on qtchooser and assing qt5 the default choice via post-install.
qt: use qtchooser to make it the default version.