better heroku support

VERSION

@@ -1 +1 @@
-Version 2.2.1 (2012-11-17 21:37:46) stable
+Version 2.2.1 (2012-11-17 22:14:01) stable

scripts/setup-web2py-heroku.sh

@@ -0,0 +1,15 @@
+read -p "Choose your admin password?" passwd
+sudo pip install virtualenv
+sudo pip install postgresql2
+virtualenv venv --distribute
+source venv/bin/activate
+pip freeze > requirements.txt
+echo "web: python web2py.py -a '"$passwd"' -i 0.0.0.0 -p $PORT" > Procfile
+git init
+git add .
+git add Procfile
+git commit -a -m "first commit"
+heroku create
+git push heroku master
+heroku scale web=1
+heroku open