Added syntax highlighting for ruby code fragments

README.md

@@ -42,7 +42,9 @@ vulnerabilities.
 With this caveat, if you wish to bundle `fog` into your application on Ruby
 1.8.7, you must add the following line to your `Gemfile`.
 
-    gem 'nokogiri', '~>1.5.0'
+```ruby
+gem 'nokogiri', '~>1.5.0'
+```
 
 Also, ensure that you are using LibXML version 2.8.0, since there is an
 [issue with LibXML version 2.9.0][issue829] ([and 2.9.1][issue904]).
@@ -74,21 +76,23 @@ Collections share basic CRUD type operations, such as:
 
 As an example, we'll try initializing and persisting a Rackspace Cloud server:
 
-    require 'fog'
+```ruby
+require 'fog'
 
-    compute = Fog::Compute.new(
-      :provider           => 'Rackspace',
-      :rackspace_api_key  => key,
-      :rackspace_username => username
-    )
+compute = Fog::Compute.new(
+  :provider           => 'Rackspace',
+  :rackspace_api_key  => key,
+  :rackspace_username => username
+)
 
-    # boot a gentoo server (flavor 1 = 256, image 3 = gentoo 2008.0)
-    server = compute.servers.create(:flavor_id => 1, :image_id => 3, :name => 'my_server')
-    server.wait_for { ready? } # give server time to boot
+# boot a gentoo server (flavor 1 = 256, image 3 = gentoo 2008.0)
+server = compute.servers.create(:flavor_id => 1, :image_id => 3, :name => 'my_server')
+server.wait_for { ready? } # give server time to boot
 
-    # DO STUFF
+# DO STUFF
 
-    server.destroy # cleanup after yourself or regret it, trust me
+server.destroy # cleanup after yourself or regret it, trust me
+```
 
 ## Models
 
@@ -104,7 +108,9 @@ As you might imagine, testing code using Fog can be slow and expensive, constant
 Mocking allows skipping this overhead by providing an in memory representation resources as you make requests.
 Enabling mocking easy to use, before you run other commands, simply run:
 
-    Fog.mock!
+```ruby
+Fog.mock!
+```
 
 Then proceed as usual, if you run into unimplemented mocks, fog will raise an error and as always contributions are welcome!
 
@@ -126,13 +132,15 @@ It will return an [excon](http://github.com/geemus/excon) response, which has `b
 Play around and use the console to explore or check out [fog.io](http://fog.io) and the [provider documentation](http://fog.io/about/provider_documentation.html)
 for more details and examples. Once you are ready to start scripting fog, here is a quick hint on how to make connections without the command line thing to help you.
 
-    # create a compute connection
-    compute = Fog::Compute.new(:provider => 'AWS', :aws_access_key_id => ACCESS_KEY_ID, :aws_secret_access_key => SECRET_ACCESS_KEY)
-    # compute operations go here
+```ruby
+# create a compute connection
+compute = Fog::Compute.new(:provider => 'AWS', :aws_access_key_id => ACCESS_KEY_ID, :aws_secret_access_key => SECRET_ACCESS_KEY)
+# compute operations go here
 
-    # create a storage connection
-    storage = Fog::Storage.new(:provider => 'AWS', :aws_access_key_id => ACCESS_KEY_ID, :aws_secret_access_key => SECRET_ACCESS_KEY)
-    # storage operations go here
+# create a storage connection
+storage = Fog::Storage.new(:provider => 'AWS', :aws_access_key_id => ACCESS_KEY_ID, :aws_secret_access_key => SECRET_ACCESS_KEY)
+# storage operations go here
+```
 
 geemus says: "That should give you everything you need to get started, but let me know if there is anything I can do to help!"