Update version to 0.2.0

The new version has an improved user interface.

doxec/__init__.py

@@ -4,7 +4,7 @@ import re
 import os
 import subprocess
 
-__version__ = "0.1.1"
+__version__ = "0.2.0"
 
 class TestException(Exception):
     """

setup.py

@@ -5,7 +5,7 @@ from setuptools import setup
 
 setup(
     name="doxec",
-    version= "0.1.1",
+    version= "0.2.0",
     author="Frank Sauerburger",
     author_email= "frank@sauerburger.com",
     description=("Run documentation and test whether the examples work."),