Update README.markdown

README.markdown

@@ -6,28 +6,34 @@ This is the [DNSimple Help site](https://support.dnsimple.com) built with [nanoc
 
 Ruby 2, or higher, is required to build the site. Dependencies are managed using Bundler.
 
-    $ git clone https://github.com/dnsimple/dnsimple-support.git
-    $ cd dnsimple-support
-    $ bundle
+```shell
+git clone git@github.com:dnsimple/dnsimple-support.git
+cd dnsimple-support
+bundle
+```
 
 For a list of `nanoc` commands type
 
-    $ nanoc --help
+```shell
+nanoc --help
+```
 
 ## Development
 
 `nanoc` ships with an autocompiler that automatically compiles changed files on every HTTP request.
 
-    $ bundle exec nanoc live
+```shell
+bundle exec nanoc live
 
-    Loading site… done
-    Thin web server (v1.7.0 codename Dunder Mifflin)
-    Maximum connections set to 1024
-    Listening on 0.0.0.0:3000, CTRL+C to stop
+Loading site… done
+Thin web server (v1.7.0 codename Dunder Mifflin)
+Maximum connections set to 1024
+Listening on 0.0.0.0:3000, CTRL+C to stop
+
+14:26:35 - INFO - Compilation succeeded.
+14:26:35 - INFO - Guard is now watching at '~/projects/dnsimple-support'
+```
 
-    14:26:35 - INFO - Compilation succeeded.
-    14:26:35 - INFO - Guard is now watching at '~/projects/dnsimple-support'
-
 ### Managing categories
 
 You can add/remove/edit categories by editing the file `priorities/categories.yaml`.
@@ -50,9 +56,13 @@ To publish the site manually you will need Java (as the static deployer is writt
 
 Add a `.env` file with following variables, replacing `ACCESS_ID` and `ACCESS_KEY` with the real values.
 
-    S3_ID=ACCESS_ID
-    S3_SECRET=ACCESS_KEY
+```
+S3_ID=ACCESS_ID
+S3_SECRET=ACCESS_KEY
+```
 
 Finally, run:
 
-    $ rake publish
+```shell
+rake publish
+```