Use webmock instead of fakeweb for VCR; Fix tests; Use Timecop to speed up tests previously using sleep; Move artist rename into seperate operation

app/models/artist.rb

@@ -148,18 +148,11 @@ class Artist < ActiveRecord::Base
     end
 
     def notes=(msg)
-      if name_changed? && name_was.present?
-        wiki_page = WikiPage.titled(name_was).first
-      end
-
       if wiki_page
-        wiki_page.title = name
         wiki_page.body = msg
         wiki_page.save if wiki_page.body_changed? || wiki_page.title_changed?
-      else
-        if msg.present?
-          self.wiki_page = WikiPage.new(:title => name, :body => msg)
-        end
+      elsif msg.present?
+        self.wiki_page = WikiPage.new(:title => name, :body => msg)
       end
     end
   end

app/models/user.rb

@@ -241,6 +241,10 @@ class User < ActiveRecord::Base
       end
     end
 
+    def promote_to(level)
+      update_attributes({:level => level}, :as => :admin)
+    end
+
     def promote_to_admin_if_first_user
       return if Rails.env.test?