Add focus and defocus events on cocoa. Fixes #595
Add focus and defocus events on cocoa. Fixes #595

nox/glutin,Jayflux/glutin,tomaka/winit,TimNN/glutin,mitchmindtree/glutin,vberger/glutin,notriddle/glutin,servo/glutin,tomaka/glutin,bvssvni/glutin,Ms2ger/glutin,nc4rrillo/glutin,mvdnes/glutin,ozkriff/glutin,mbrubeck/glutin,adambadawy/glutin,vvuk/glutin,ecoal95/glutin,kornholi/glutin,mmatyas/glutin,mbrubeck/glutin