use the default carrierwave settings for envs other than development and production + does not include the templates of snippets in the theme assets index page (it was breaking the layout in locomotive for some snippets)

app/views/locomotive/theme_assets/index.html.haml

@@ -16,7 +16,7 @@
 
 - content_for :backbone_view_data do
   :plain
-    snippets:           #{can?(:manage, Locomotive::Snippet) ? @snippets.to_json : 'null'},
+    snippets:           #{can?(:manage, Locomotive::Snippet) ? @snippets.map { |snippet| snippet.to_presenter.as_json_for_html_view }.to_json : 'null'},
     images:             #{@assets[:images].to_json},
     media:              #{@assets[:media].to_json},
     js_and_css_assets:  #{can?(:manage, Locomotive::ThemeAsset) ? @js_and_css_assets.to_json : 'null'},

lib/generators/locomotive/install/templates/carrierwave.rb

@@ -15,9 +15,10 @@ CarrierWave.configure do |config|
     config.s3_bucket = ENV['S3_BUCKET']
     # config.s3_cname = 'ENV['S3_CNAME']
 
+  else
     # settings for the local filesystem
-    # config.storage = :file
-    # config.root = File.join(Rails.root, 'public')
+    config.storage = :file
+    config.root = File.join(Rails.root, 'public')
   end
 
 end