Add a dummy external flasher which just prints each operation

Usage:
flashrom --programmer dummy

This is a great way to test flashrom without root access.

Corresponding to flashrom svn r483.

Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>
diff --git a/flashrom.8 b/flashrom.8
index c8ace15..46a3742 100644
--- a/flashrom.8
+++ b/flashrom.8
@@ -127,6 +127,8 @@
 Specify the programmer device. Currently supported are:
 .sp
 .BR " internal" " (default, for in-system flashing in the mainboard)"
+
+.BR " dummy" " (just prints all operations and accesses)"
 .TP
 .B "\-h, \-\-help"
 Show a help text and exit.