Rename version to 3.0a to comply with pep 440.
diff --git a/serial/__init__.py b/serial/__init__.py
index 07b110d..e9cce1e 100644
--- a/serial/__init__.py
+++ b/serial/__init__.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python
# portable serial port access with python
# this is a wrapper module for different platform implementations
@@ -6,7 +6,7 @@
# (C) 2001-2010 Chris Liechti <cliechti@gmx.net>
# this is distributed under a free software license, see license.txt
-VERSION = '3.x'
+VERSION = '3.0a'
import sys