[Toybox] [PATCH] hexedit: document keys to use it.

[Isaac Dunham]

Yes, they seem obvious...unless you don't know them.
---
 toys/other/hexedit.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/toys/other/hexedit.c b/toys/other/hexedit.c
index ff13b51..f6d5723 100644
--- a/toys/other/hexedit.c
+++ b/toys/other/hexedit.c
@@ -15,6 +15,14 @@ config HEXEDIT
     Hexadecimal file editor.
 
     -r	Read only (display but don't edit)
+
+    Keys:
+    Arrows        Move left/right/up/down by one line/column
+    Pg Up/Pg Dn   Move up/down by one page
+    0-9, a-f      Change current half-byte to hexadecimal value
+    u             Undo
+    q/^c/^d/<esc> Quit
+    All changes are written to disk on exit.
 */
 
 #define FOR_hexedit
-- 
2.7.1