move files and use dropdown class

Author: sarinali

modules/page_object.py

@@ -13,4 +13,4 @@
 from modules.page_object_fxa_home import *
 from modules.page_object_generics import *
 from modules.page_object_google_search import *
-from modules.page_object_wiki_firefox_logo import *
+from modules.page_object_wiki_firefox_logo import *