Add different type of overlay animation.
Add different type of overlay animation.

sir-murray/wayland,eyolfson/wayland,tulcod/wayland,jonnylamb/weston,sir-murray/weston,giucam/weston,jonnylamb/weston,mchalupa/weston,sir-murray/wayland,giucam/weston,kwm81/weston,mchalupa/wayland,eyolfson/wayland,bitfactor/wayland,kwm81/weston,xorgy/weston,Gnurou/weston,krezovic/weston,eyolfson/wayland,Fantu/compositor-spice,mchalupa/wayland,udoprog/weston,abooij/wayland,udoprog/weston,krezovic/weston,abooij/wayland,Gnurou/weston,mchalupa/weston,Fantu/compositor-spice,Fantu/compositor-spice,eyolfson/weston,Tarnyko/weston-xdg_surface_present,abooij/wayland,tulcod/wayland,sir-murray/wayland,bitfactor/wayland,sir-murray/weston,bitfactor/wayland,xorgy/weston,mchalupa/wayland,Tarnyko/weston-xdg_surface_present,tulcod/wayland,eyolfson/weston