Fix unicode problems

Add generateHTMLLink()

plugins/post_analysis/referers.py

@@ -1,5 +1,5 @@
 import re
-import xml.sax.saxutils as saxutils
+import urllib
 
 from iwla import IWLA
 from iplugin import IPlugin
@@ -57,8 +57,7 @@ class IWLAPostAnalysisReferers(IPlugin):
             groups = key_phrase_re.match(p)
             if groups:
                 key_phrase = groups.groupdict()['key_phrase']
-                key_phrase = key_phrase.replace('+', ' ').lower()
-                key_phrase = saxutils.unescape(key_phrase)
+                key_phrase = urllib.unquote_plus(key_phrase).decode('utf8')
                 if not key_phrase in key_phrases.keys():
                     key_phrases[key_phrase] = 1
                 else: