htoprc: add comment describing c mapping

diff --git a/shell/htoprc.in b/shell/htoprc.in
index 194328d78db521d8bc8201e02d4fff0e65dd493e..5e5bb1827b2b36c2028ed238e12dca9ae9ed55be 100644 (file)
--- a/shell/htoprc.in
+++ b/shell/htoprc.in
@@ -2,9 +2,10 @@
 
 # Useful mappings:
 #
-# Use \ to limit to only matching processes (like l in mutt). _Very_ useful.
+# - Use \ to limit to only matching processes (like l in mutt). _Very_ useful.
+# - Use c to tag a process and all its children.
 
-# Copyright (C) 2011-2014  Simon Ruderich
+# Copyright (C) 2011-2018  Simon Ruderich
 #
 # This file is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by