Update cls

MickMake · MickMake · commit 77f340ac2ef4 · 2019-03-12T11:56:24.000+11:00
diff --git a/bin/cls b/bin/cls
@@ -2,5 +2,11 @@
 
 # This is added because Mike needs his clear screen.  
 
+LINES="$(tput lines)"
+LIMIT=$(expr "${LINES}" - 2)
 clear
 clear
+
+# Make sure the window still exists.
+tput csr 1 $LIMIT
+
