Change my mailaddress

I'll switch my mails to my own server, so drop all gmail references.

Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
diff --git a/doc/README.atmel_pmecc b/doc/README.atmel_pmecc
index cc0f73d..274d860 100644
--- a/doc/README.atmel_pmecc
+++ b/doc/README.atmel_pmecc
@@ -30,7 +30,7 @@
 
 How to enable PMECC header for direct programmable boot.bin
 -----------------------------------------------------------
-2014-05-19 Andreas Bießmann <andreas.devel@googlemail.com>
+2014-05-19 Andreas Bießmann <andreas@biessmann.org>
 
 The usual way to program SPL into NAND flash is to use the SAM-BA Atmel tool.
 This however is often not usable when doing field updates. To be able to