detect obsolet fullscreen window method (i.e. set window size to root size)
fix focus state when we cannot focus a windows on map
fix detection of obsolete method to not fullscreen desktop window
fix parsing of wm_class properties
fix steam home stream window (note: this is an hack because steam do not follow EWMH)
take care of reparenting and reuse of windows by client
partialy fixing error of steam home streaming
fix issue with menu that never disapear