Correct xiangfu's current email

Conflicts:
	driver-avalon.c
	driver-icarus.c
	fpgautils.c

driver-icarus.c

@@ -1,6 +1,6 @@
 /*
  * Copyright 2012 Luke Dashjr
- * Copyright 2012 Xiangfu <xiangfu@openmobilefree.com>
+ * Copyright 2012 Xiangfu <xiangfu@openmobilefree.net>
  * Copyright 2012 Andrew Smith
  *
  * This program is free software; you can redistribute it and/or modify it

driver-ztex.c

@@ -4,7 +4,7 @@
  *   Copyright 2012 nelisky.btc@gmail.com
  *   Copyright 2012-2013 Luke Dashjr
  *   Copyright 2012-2013 Denis Ahrens
- *   Copyright 2012 Xiangfu <xiangfu@openmobilefree.com>
+ *   Copyright 2012 Xiangfu <xiangfu@openmobilefree.net>
  *
  *   This work is based upon the Java SDK provided by ztex which is
  *   Copyright (C) 2009-2011 ZTEX GmbH.