FEATURE: increase search expansion to 50 results

refactor search code to deal with proper objects
use proper serializers, test the controllers

app/serializers/grouped_search_result_serializer.rb

@@ -0,0 +1,6 @@
+class GroupedSearchResultSerializer < ApplicationSerializer
+  has_many :posts, serializer: SearchPostSerializer
+  has_many :users, serializer: BasicUserSerializer
+  has_many :categories, serializer: BasicCategorySerializer
+  attributes :more_posts, :more_users, :more_categories
+end

app/serializers/search_post_serializer.rb

@@ -0,0 +1,9 @@
+class SearchPostSerializer < PostSerializer
+
+  has_one :topic, serializer: ListableTopicSerializer
+
+  attributes :blurb
+  def blurb
+    options[:result].blurb(object)
+  end
+end