Revert "changing helper to fix issue with filepicker_save_link"

This reverts commit 3dc44f1.

Author: amione

app/helpers/filepicker_rails/application_helper.rb

@@ -258,9 +258,9 @@ def export_widget(text, url, mimetype, options, &block)
         options[:data]['fp-url'] = url
         options[:data]['fp-apikey'] = ::Rails.application.config.filepicker_rails.api_key
         options[:data]['fp-mimetype'] = mimetype
-        options[:data]['fp-container'] = container if container
-        options[:data]['fp-services'] = Array(services).join(",") if services
-        options[:data]['fp-suggestedFilename'] = save_as if save_as
+        options[:data]['fp-option-container'] = container if container
+        options[:data]['fp-option-services'] = Array(services).join(",") if services
+        options[:data]['fp-option-defaultSaveasName'] = save_as if save_as
         block.call
       end
   end