changed sleep 20 into sleep 1 in example script as suggested by Snader_LB

README

@@ -40,7 +40,7 @@ like this in your .xinitrc:
 
     while xsetroot -name "`date` `uptime | sed 's/.*,//'`"
     do
-    	sleep 20
+    	sleep 1
     done &
     exec dwm
 

config.mk

@@ -1,5 +1,5 @@
 # dwm version
-VERSION = 5.9
+VERSION = 5.9.1
 
 # Customize below to fit your system