Merge pull request #337 from kuba/bugs/280

dialog display on squeeze (fixes #280)

docs/using.rst

@@ -36,7 +36,6 @@ For squezze you will need to:
   (``sudo`` is not installed by default) before running the bootstrap
   script.
 - Use ``virtualenv --no-site-packages -p python`` instead of ``-p python2``.
-- Use text mode ``sudo ./venv/bin/letsencrypt --text`` (`#280`_)
 
 
 .. _`#280`: https://github.com/letsencrypt/lets-encrypt-preview/issues/280

setup.py

@@ -38,7 +38,7 @@ install_requires = [
     'PyOpenSSL',
     'pyrfc3339',
     'python-augeas',
-    'python2-pythondialog',
+    'python2-pythondialog>=3.2.2rc1',  # Debian squeeze support, cf. #280
     'pytz',
     'requests',
     'werkzeug',