fixed ordering of widgets and also some widget layout problem

app/controllers/page_parts_controller.rb

@@ -54,6 +54,9 @@ class PagePartsController < ApplicationController
           @multiselect = @widget_settings['multiselect'] rescue true
           @display_field = @widget_settings['display_field']
         end
+      elsif @widget_settings.nil?
+        @widget_settings = {}
+        @widget_settings['override_category_with'] = nil
       end
     end
     @no_orbit_bar = @no_side_bar = true
@@ -78,6 +81,9 @@ class PagePartsController < ApplicationController
         page_part.destroy
       end
     else
+      if final_params['categories'].nil?
+        final_params['categories'] = []
+      end
       subpart.update_attributes(final_params)
     end
     render :json => {"success"=>true}.to_json
@@ -107,6 +113,9 @@ class PagePartsController < ApplicationController
         @multiselect = @widget_settings['multiselect'] rescue true
         @display_field = @widget_settings['display_field']
       end
+    elsif @widget_settings.nil?
+      @widget_settings = {}
+      @widget_settings['override_category_with'] = nil
     end
     render :layout => false
   end
@@ -117,7 +126,7 @@ class PagePartsController < ApplicationController
     data = []
     parts.each do |part|
       partid = "data-pp=" + part.part_id.to_s
-      subparts = part.sub_parts
+      subparts = part.sub_parts.desc(:created_at)
       subpart = []
       subparts.each do |p|
         subpart << {"module" => p.module, "widget" => p.widget_type, "id" => p.id.to_s, "kind" => p.kind}

app/controllers/pages_controller.rb

@@ -177,7 +177,7 @@ class PagesController < ApplicationController
       @part_partials = {}
 
       parts.each do |part|
-        subparts = part.sub_parts
+        subparts = part.sub_parts.asc(:created_at)
         partials = []
         subparts.each do |subpart|
           if subpart.kind == "module_widget"