Merge pull request #126 from Ypnose/master

mksh: update to R48
qemu-user-static: update to 1.6.0.
qemu: update to 1.6.0.
libseccomp: update to 2.0.0 (soname bump).
qemu: require libseccomp>=2.0.
libseccomp: update to 2.1.0.
qemu: require libseccomp>=2.1.0.
qemu: do not disable fdt; it's required by some targets.
qemu: needs flex to build.
README: update xbps-install(8) cmd.
midori: update to 0.5.5.
midori: fixed wrksrc.
midori: fix build.
New package: conky-1.9.0.
conky: needs ncurses to build.
xbps-git: bump version.
bluez: update to 5.8.
xbps-src: bump version (python-module helper fix).
scons: update to 2.3.0.
New package: serf-1.3.1.