Add window switcher menu

dotfiles/config/bmo/menu.ini

     generator = echo none; task context list | grep '^[a-z]'
     selector_args = --split ' ' --split-field 1
     consumer = xargs -r task context
+
+[menu.def.windows]
+
+    generator = i3-lswin
+    consumer = i3-focuswin

dotfiles/i3/config

 bindsym $mod+Shift+m        exec "i3-dmenu-desktop --dmenu='bmo dmenu'"
 bindsym $mod+o              exec "$spn bmo menu context"
 bindsym $mod+Print          exec "newfeh"
+bindsym $mod+grave          exec "$spn bmo menu windows"
 
 
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