Support multiple swagger documents. Add custom_ui_generator. Update readme

spec/generators/swagger_rails/install_generator_spec.rb

@@ -7,6 +7,9 @@ describe SwaggerRails::InstallGenerator do
 
   before(:all) do
     prepare_destination
+    config_dir = File.expand_path('../../fixtures/config', __FILE__)
+    FileUtils.cp_r(config_dir, destination_root)
+
     run_generator
   end
 
@@ -17,4 +20,9 @@ describe SwaggerRails::InstallGenerator do
   it 'creates a swagger_rails initializer' do
     assert_file('config/initializers/swagger_rails.rb')
   end
+
+  it 'wires up the swagger routes' do
+    pending('not sure how to test this')
+    this_should_not_get_executed
+  end
 end