Bugfix: unmap windows in a separate step to avoid focus problems with fullscreen windows
Bugfix: unmap windows in a separate step to avoid focus problems with fullscreen windows

This fixes an ugly bug with Adobe Flash in fullscreen mode, for example on
YouTube. See comments in the diff for some explanation.

drbig/i3,simonnagl/i3,stapelberg/i3,shdown/i3,dg-ratiodata/i3,i3/i3,gnomus/i3-wm-gap,avrelaun/i3,strake/i3,stfnm/i3,tcreech/i3,MForster/i3,cornerman/i3,acrisci/i3,Airblader/i3-original,i3/i3,Airblader/i3-original,Azkae/i3,drbig/i3,DSMan195276/i3,DSMan195276/i3,renlinx007/i3wm,jubalh/i3,i3/i3,yin/i3,pablospe/i3,mariusmuja/i3wm,renlinx007/i3wm,drbig/i3,dtomasiewicz/i3,pronobis/i3,avrelaun/i3,avrelaun/i3,mh21/i3,ccryx/i3,strake/i3,isharp/i3,Azkae/i3,dtomasiewicz/i3,gigawhitlocks/i3-hacking,Kaligule/i3,Chr1stoph/i3,smrt28/i3,renlinx007/i3wm,dtomasiewicz/i3,gigawhitlocks/i3-hacking,isharp/i3,gnomus/i3-wm-gap,Airblader/i3,cornerman/i3,FauxFaux/i3,mariusmuja/i3wm,saksham0808/i3,Airblader/i3-original,smrt28/i3,strake/i3,Airblader/i3-original,Phlogistique/i3,pablospe/i3,ccryx/i3,FauxFaux/i3,simonnagl/i3,jubalh/i3,acrisci/i3,FauxFaux/i3,gnomus/i3-wm-gap,netzverweigerer/i3,acrisci/i3,sideffect0/i3wm,Kaligule/i3,saksham0808/i3,stfnm/i3,netzverweigerer/i3,pronobis/i3,Kaligule/i3,pablospe/i3,sa1/i3,Eelis/i3,EvilPudding/i3,DSMan195276/i3,gigawhitlocks/i3-hacking,Zopieux/i3,sideffect0/i3wm,isharp/i3,Eelis/i3,sideffect0/i3wm,EvilPudding/i3,stfnm/i3,smrt28/i3,mh21/i3,tcreech/i3,yin/i3,drbig/i3,Zopieux/i3,simonnagl/i3,Airblader/i3-original,cornerman/i3,Chr1stoph/i3,strake/i3,pronobis/i3,tcreech/i3,DSMan195276/i3,acrisci/i3,stfnm/i3,Eelis/i3,sa1/i3,ccryx/i3,sa1/i3,Phlogistique/i3,Zopieux/i3,ccryx/i3,mh21/i3,stapelberg/i3,Matmusia/i3,dg-ratiodata/i3,avrelaun/i3,dg-ratiodata/i3,acrisci/i3,strake/i3,shdown/i3,tcreech/i3,EvilPudding/i3,Eelis/i3,mariusmuja/i3wm,pronobis/i3,netzverweigerer/i3,gigawhitlocks/i3-hacking,dtomasiewicz/i3,yin/i3,FauxFaux/i3,jubalh/i3,EvilPudding/i3,pablospe/i3,Airblader/i3,renlinx007/i3wm,Kaligule/i3,sideffect0/i3wm,Chr1stoph/i3,stapelberg/i3,gnomus/i3-wm-gap,smrt28/i3,jubalh/i3,mariusmuja/i3wm,yin/i3,stapelberg/i3,MForster/i3,Chr1stoph/i3,i3/i3,saksham0808/i3,Phlogistique/i3,shdown/i3,dg-ratiodata/i3,netzverweigerer/i3,MForster/i3,Airblader/i3,shdown/i3,Matmusia/i3,Airblader/i3,simonnagl/i3,Matmusia/i3,mh21/i3,Azkae/i3,MForster/i3,isharp/i3,Zopieux/i3,Azkae/i3,saksham0808/i3,Matmusia/i3,sa1/i3,cornerman/i3