Added polychromatic (openrazer client and tray) to startup.

i3/config

@@ -69,6 +69,7 @@ exec --no-startup-id nm-applet
 exec --no-startup-id xautolock -time 10 -locker blurlock
 exec --no-startup-id xfce4-power-manager
 exec --no-startup-id "pkill -9 redshift; redshift -P -t 5000:4000"
+exec --no-startup-id polychromatic-tray-applet
 exec_always --no-startup-id pkill compton; sleep 1; compton -b
 exec_always --no-startup-id ff-theme-util
 exec_always --no-startup-id fix_xcursor