Merge pull request #35 from mogotest/master

Fixed the Rails version check.

lib/analytical/api.rb

@@ -73,7 +73,7 @@ def head_append_javascript
       ]
 
       if options[:javascript_helpers]
-        if ::Rails::VERSION::STRING.to_i >= 3.1  # Rails 3.1 lets us override views in engines
+        if Gem::Version.new(::Rails::VERSION::STRING) >= Gem::Version.new('3.1.0')  # Rails 3.1 lets us override views in engines
           js << options[:controller].send(:render_to_string, :partial=>'analytical_javascript') if options[:controller]
         else # All other rails
           _partial_path = Pathname.new(__FILE__).dirname.join('..', '..', 'app/views/application', '_analytical_javascript.html.erb').to_s