Vagrant >= 0.9 is required now

docs/topics/install-with-vagrant.rst

@@ -20,11 +20,13 @@ To get started, you'll need:
 
    * The desktop installer walks you through it.
 
- * `vagrant <http://vagrantup.com/>`_
+ * `vagrant <http://vagrantup.com/>`_ 0.9 or greater
 
-   * Run ``sudo gem install vagrant``
    * gem is included with Mac OS X. Otherwise you may need to install
      `Ruby <http://www.ruby-lang.org/>`_ and `gem <http://rubygems.org/>`_.
+   * If it's your first time using Ruby you should probably run
+     ``sudo gem update --system``
+   * To install vagrant run ``sudo gem install vagrant -v '>= 0.9'``
 
 If you get stuck, see the Troubleshooting section below.
 
@@ -128,15 +130,6 @@ Your ``custom.pp`` file is ignored by git.
 Troubleshooting
 ---------------
 
-You might see an error like this when first running vagrant::
-
-    /Library/Ruby/Gems/1.8/gems/net-ssh-2.1.4/lib/net/ssh/key_factory.rb:38:in `read': Permission denied - /Library/Ruby/Gems/1.8/gems/vagrant-0.8.8/keys/vagrant (Errno::EACCES)
-
-It was fixed in `issue 580 <https://github.com/mitchellh/vagrant/issues/580>`_
-but until that is released you can fix it with this::
-
-    sudo chmod 644 /opt/local/lib/ruby/gems/1.8/gems/vagrant-0.8.10/keys/vagrant
-
 If you have already set up Zamboni with a custom ``settings_local.py`` file
 then be sure your database credentials match the defaults::
 
@@ -145,3 +138,4 @@ then be sure your database credentials match the defaults::
     'PASSWORD': '',
     ...
 
+Otherwise you'll probably see database errors.