Fix parsing issues when query string keys contain unicode

This is dirty, but it works. There is probably a better and cleaner way
to do all of this, but for now just fix it quickly.
Signed-off-by: Dan McGee <dan@archlinux.org>

packages/templatetags/package_extras.py

@@ -37,6 +37,12 @@ def __init__(self, sortfield):
 
     def render(self, context):
         qs = parse_qs(context['current_query'])
+        # This is really dirty. The crazy round trips we do on our query string
+        # mean we get things like u'\xe2\x98\x83' in our views, when we should
+        # have simply u'\u2603' or a byte string of the UTF-8 value. Force the
+        # keys and list of values to be byte strings only.
+        qs = {k.encode('latin-1'): [v.encode('latin-1') for v in vals]
+                for k, vals in qs.items()}
         if 'sort' in qs and self.sortfield in qs['sort']:
             if self.sortfield.startswith('-'):
                 qs['sort'] = [self.sortfield[1:]]