Revert "Merge pull request #2952 from evazion/fix-2950"

This reverts commit ae4509a541197684bfb0538f65afa827854b4335, reversing
changes made to eb008a0e765e231a8fdef594759a61798d6bd1d5.

app/models/pool.rb

@@ -17,9 +17,9 @@ class Pool < ActiveRecord::Base
   before_validation :initialize_creator, :on => :create
   before_validation :strip_name
   after_save :update_category_pseudo_tags_for_posts_async
+  after_save :create_version
   after_create :synchronize!
   before_destroy :create_mod_action_for_destroy
-  after_commit :create_version, :on => [:create, :update]
   attr_accessible :name, :description, :post_ids, :post_id_array, :post_count, :is_active, :category, :as => [:member, :gold, :platinum, :janitor, :moderator, :admin, :default]
   attr_accessible :is_deleted, :as => [:moderator, :admin]
 

app/models/post.rb

@@ -23,13 +23,13 @@ class Post < ActiveRecord::Base
   before_save :set_tag_counts
   before_save :set_pool_category_pseudo_tags
   before_create :autoban
+  after_save :create_version
   after_save :update_parent_on_save
   after_save :apply_post_metatags
   after_save :expire_essential_tag_string_cache
   after_destroy :remove_iqdb_async
   after_destroy :delete_files
   after_destroy :delete_remote_files
-  after_commit :create_version, :on => [:create, :update]
   after_commit :update_iqdb_async, :on => :create
   after_commit :notify_pubsub
 
@@ -1397,7 +1397,7 @@ class Post < ActiveRecord::Base
 
   module VersionMethods
     def create_version(force = false)
-      if force || new_record? || previous_changes.key?("rating") || previous_changes.key?("source") || previous_changes.key?("parent_id") || previous_changes.key?("tag_string")
+      if new_record? || rating_changed? || source_changed? || parent_id_changed? || tag_string_changed? || force
         create_new_version
       end
     end