update dependency versions

pip-requirements.txt

@@ -1,32 +1,27 @@
 BeautifulSoup==3.1.0.1
-Django==1.1.1
+Django==1.2.3
 PIL==1.1.7
-South==0.6.2
-coverage==3.2
+South==0.7.3
+coverage==3.4
 django-attachments==0.3.1
-django-flash==1.7
-django-pagination==1.0.5
+django-flash==1.7.2
+django-pagination==1.0.7
 django-registration==0.7
-django-tagging==0.3
-django-voting==0.1
-## FIXME: could not find svn URL in dependency_links for this package:
-#geopy==0.93dev-r84
+django-tagging==0.3.1
 geopy==0.94
 httplib2==0.6.0
-lxml==2.2.4
-mock==0.6.0
-poster==0.5
-psycopg2==2.2.2
-
+lxml==2.2.6
+mock==0.7.0b4
+poster==0.7.0
 recaptcha-client==1.0.5
-reportlab==2.4
+reportlab==2.5
 sorl-thumbnail==3.2.5
-tweepy==1.4
+tweepy==1.7.1
 
-# We rolled our own tarballs of these because the authors didn't distribute them in a form
-# that pip could install... eg. no setup.py
-https://svn.openplans.org/eggs/python-bitly-0.1.tar.gz
-https://source.openplans.org/eggs/django-basic-apps-0.6.tar.gz
-https://source.openplans.org/eggs/django_flash_templatetag-0.1.tar.gz
-http://svn.openplans.org/eggs/django-voting-0.1.tar.gz
-http://svn.openplans.org/eggs/wsgilog-0.2.tar.gz
+# We rolled our own tarballs of these because the authors didn't
+# distribute them in a form that pip could install... eg. no setup.py
+https://source.openplans.org/eggs/python-bitly-0.1.tar.gz#egg=python_bitly
+https://source.openplans.org/eggs/django-basic-apps-0.6.tar.gz#egg=django_basic_apps
+https://source.openplans.org/eggs/django_flash_templatetag-0.1.tar.gz#egg=django_flash_templatetag
+http://source.openplans.org/eggs/django-voting-0.1.tar.gz#egg=django_voting
+http://source.openplans.org/eggs/wsgilog-0.2.tar.gz#egg=wsgilog