Add Caps Lock pseudo-mode

dotfiles/i3/config

@@ -175,6 +175,18 @@ bar {
         status_command i3status
 }
 
+# show CapsLock state in statusbar
+bindsym Caps_Lock mode "caps"
+bindsym Shift+Caps_Lock mode "caps"
+bindsym Ctrl+Caps_Lock mode "caps"
+bindsym $mod+Caps_Lock mode "caps"
+mode "caps" {
+        bindsym Caps_Lock mode "default"
+        bindsym Shift+Caps_Lock mode "default"
+        bindsym Ctrl+Caps_Lock mode "default"
+        bindsym $mod+Caps_Lock mode "default"
+}
+
 
 ### MINE
 bindsym $mod+Return         exec "urxvt"