Use capture phase for mouseup handler
Use capture phase for mouseup handler

This ensures that we always handle the mouseup even if the mouse is
outside of the editor when the button is released

PKRoma/atom,FIT-CSE2410-A-Bombs/atom,PKRoma/atom,liuderchi/atom,kevinrenaers/atom,liuderchi/atom,kevinrenaers/atom,stinsonga/atom,stinsonga/atom,t9md/atom,ardeshirj/atom,stinsonga/atom,andrewleverette/atom,PKRoma/atom,brettle/atom,brettle/atom,andrewleverette/atom,atom/atom,Arcanemagus/atom,Arcanemagus/atom,liuderchi/atom,FIT-CSE2410-A-Bombs/atom,kevinrenaers/atom,ardeshirj/atom,liuderchi/atom,Mokolea/atom,t9md/atom,stinsonga/atom,andrewleverette/atom,ardeshirj/atom,FIT-CSE2410-A-Bombs/atom,Mokolea/atom,Arcanemagus/atom,t9md/atom,atom/atom,atom/atom,Mokolea/atom,brettle/atom