implemented reapply for re-applying the tagging rules during runtime, Mod-r

dwm.1

@@ -80,6 +80,9 @@ Increases the master area width about 5% (tiled layout only).
 .B Mod1\-m
 Toggles maximization of current window.
 .TP
+.B Mod1\-r
+Re-applies tagging rules to all windows.
+.TP
 .B Mod1\-Shift\-[1..n]
 Apply
 .RB nth