Bump versionto 1.1.91
Bump versionto 1.1.91

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