Move build_opener to crawler

Forgotten

morss/morss.py

@@ -25,14 +25,12 @@ from html2text import HTML2Text
 try:
     from Queue import Queue
     from httplib import HTTPException
-    from urllib2 import build_opener
     from urllib2 import HTTPError
     from urllib import quote_plus
     from urlparse import urlparse, urljoin, parse_qs
 except ImportError:
     from queue import Queue
     from http.client import HTTPException
-    from urllib.request import build_opener
     from urllib.error import HTTPError
     from urllib.parse import quote_plus
     from urllib.parse import urlparse, urljoin, parse_qs