fixed a few innacuracies in the docs, and saved deployment to github setup

Rakefile

@@ -8,10 +8,10 @@ ssh_user       = "imathis@octopress.org"
 document_root  = "~/octopress.org/"
 ssh_port       = "22"
 rsync_delete   = true
-deploy_default = "rsync"
+deploy_default = "push"
 
 # This will be configured for you when you run config_deploy
-deploy_branch  = "gh-pages"
+deploy_branch  = "master"
 
 ## -- Misc Configs -- ##
 

_config.yml

@@ -2,7 +2,7 @@
 #      Main Configs       #
 # ----------------------- #
 
-url: http://octopress.org
+url: http://octopress.github.com
 title: Octopress
 subtitle: A blogging framework for hackers.
 author: Brandon Mathis

source/_posts/2011-07-22-octopress-20-surfaces.markdown

@@ -18,7 +18,7 @@ Short answer: Everything. Octopress is now based on [mojombo/jekyll](http://gith
 Octopress comes with:
 
 - A semantic HTML5 template
-- A Mobile friendly responsive ([320 and up](http://stuffandnonsense.co.uk/projects/320andup/)) layout (rotate, or resize your browser and see)
+- A Mobile first responsive layout (rotate, or resize your browser and see)
 - Built in 3rd party support for Twitter, Google Plus One, Disqus Comments, Pinboard, Delicious, and Google Analytics
 - An easy deployment strategy using Github pages or Rsync
 - Built in support for POW and Rack servers

source/docs/theme/styles/_styles.markdown

@@ -1 +1 @@
-If you want to add or override styles, edit `sass/custom/_styles.css`. This stylesheet is imported last, so you can override styles with the cascade.
+If you want to add or override styles, edit `sass/custom/_styles.scss`. This stylesheet is imported last, so you can override styles with the cascade.