add feedparser dependence, and change version number

setup.py

@@ -1,15 +1,16 @@
 #!/usr/bin/env python
 
-from distutils.core import setup
+from setuptools import setup
 
 setup(  name='Greg',
-        version='0.1.0',
+        version='0.4.0',
         description='A command-line podcast aggregator',
         author='Manolo Martínez',
         author_email='[email protected]',
         url='https://github.com/manolomartinez/greg',
         packages=['greg'],
         scripts=['bin/greg'],
         data_files=[('/etc',['data/greg.conf'])],
-        license = 'GPLv3'
+        license = 'GPLv3',
+        install_requires = ['feedparser']
         )