[hackers] [sbase] Add crond(1) to README || sin

[git]

commit 669f4b45cd39b21112fd3e87aec5bbe3013d72b6
Author: sin <s...@2f30.org>
Date:   Tue Dec 9 16:21:57 2014 +0000

    Add crond(1) to README

diff --git a/README b/README
index db2b6ab..1299b8b 100644
--- a/README
+++ b/README
@@ -20,6 +20,7 @@ cmp
 cols
 comm
 cp
+crond
 cut
 date
 dirname