Add 'tray_output primary' to the default config

i3.config

@@ -165,6 +165,7 @@ bindsym Mod1+r mode "resize"
 # finds out, if available)
 bar {
         status_command i3status
+        tray_output primary
 }
 
 #######################################################################

i3.config.keycodes

@@ -152,4 +152,5 @@ bindcode $mod+27 mode "resize"
 # finds out, if available)
 bar {
         status_command i3status
+        tray_output primary
 }