xorg-server: update to 1.15.0 (wip).
xf86-video-intel: update to 2.99.906 for xorg-server-1.15.
Merge branch 'master' into testing
xf86-input-evdev: rebuild for xorg-server-1.15.
xf86-input-joystick: rebuild for xorg-server-1.15.
xf86-input-synaptics: rebuild for xorg-server-1.15.
xf86-input-vmmouse: rebuild for xorg-server-1.15.
xf86-input-wacom: rebuild for xorg-server-1.15.
glamor-egl: rebuild for xorg-server-1.15.
xf86-video-ati: rebuild for xorg-server-1.15.
xf86-video-cirrus: rebuild for xorg-server-1.15.
xf86-video-fbdev: rebuild for xorg-server-1.15.
xf86-video-fbturbo-git: rebuild for xorg-server-1.15.
xf86-video-geode: rebuild for xorg-server-1.15.
xf86-video-modesetting: rebuild for xorg-server-1.15.
xf86-video-nouveau: rebuild for xorg-server-1.15.
xf86-video-openchrome: rebuild for xorg-server-1.15.
xf86-video-sisusb: rebuild for xorg-server-1.15.
xf86-video-vesa: rebuild for xorg-server-1.15.
xf86-video-vmware: rebuild for xorg-server-1.15.