Reorder the fields of `XErrorEvent` to match the struct layout found in recent Xlib.h
Reorder the fields of `XErrorEvent` to match the struct layout found in recent Xlib.h

Fixes #244

mbrubeck/glutin,pcwalton/glutin,TimNN/glutin,notriddle/glutin,fkaa/glutin,tempbottle/glutin,tomaka/glutin,mvdnes/glutin,Ms2ger/glutin,servo/glutin,Jayflux/glutin,larsbergstrom/glutin,mneumann/glutin,aepsil0n/glutin,mitchmindtree/glutin,mmatyas/glutin,paulrouget/glutin,kornholi/glutin,bvssvni/glutin,robertknight/glutin,adambadawy/glutin,tomaka/winit,vberger/glutin,nox/glutin,retep998/glutin,ecoal95/glutin,nc4rrillo/glutin,ozkriff/glutin,vvuk/glutin,christopheraugustus/glutin,glennw/glutin,mbrubeck/glutin,frewsxcv/glutin