update heroku san to be an official version

Gemfile

@@ -179,7 +179,7 @@ end
 
 group :development do
   gem 'heroku'
-  gem 'heroku_san', :git => 'git://github.com/maxwell/heroku_san.git', :platforms => :mri_19
+  gem 'heroku_san', '3.0.1', :platforms => :mri_19
   gem 'capistrano', :require => false
   gem 'capistrano_colors', :require => false
   gem 'capistrano-ext', :require => false

Gemfile.lock

@@ -27,16 +27,6 @@ GIT
       rack-fiber_pool
       sinatra
 
-GIT
-  remote: git://github.com/maxwell/heroku_san.git
-  revision: 8f6f53717af0736763fef790b08289effc4d1dad
-  specs:
-    heroku_san (3.0.0)
-      activesupport
-      heroku (>= 2)
-      heroku-api (>= 0.1.2)
-      rake
-
 GIT
   remote: git://github.com/pivotal/jasmine-gem.git
   revision: 1e075fbf5a69812fcc914c453f002ecf5bed38ab
@@ -234,8 +224,13 @@ GEM
       netrc (~> 0.7.1)
       rest-client (~> 1.6.1)
       rubyzip
-    heroku-api (0.1.6)
+    heroku-api (0.1.7)
       excon (~> 0.13.3)
+    heroku_san (3.0.1)
+      activesupport
+      heroku (>= 2)
+      heroku-api (>= 0.1.2)
+      rake
     highline (1.6.12)
     hike (1.2.1)
     hodel_3000_compliant_logger (0.1.0)
@@ -533,7 +528,7 @@ DEPENDENCIES
   haml
   handlebars_assets
   heroku
-  heroku_san!
+  heroku_san (= 3.0.1)
   http_accept_language (~> 1.0.2)
   i18n-inflector-rails (~> 1.0)
   jasmine!