diff --git a/addons/web/controllers/pivot.py b/addons/web/controllers/pivot.py
index 41c113bbbdd..8e861cacb12 100644
--- a/addons/web/controllers/pivot.py
+++ b/addons/web/controllers/pivot.py
@@ -1,5 +1,6 @@
 from openerp import http
 import json
+from openerp.tools import ustr
 from openerp.http import request, serialize_exception as _serialize_exception
 from openerp.tools.misc import xlwt
 from cStringIO import StringIO
@@ -67,7 +68,7 @@ class TableExporter(http.Controller):
         # Step 3: writing data
         x = 0
         for row in jdata['rows']:
-            worksheet.write(y, x, row['indent'] * '     ' + row['title'], header_plain)
+            worksheet.write(y, x, row['indent'] * '     ' + ustr(row['title']), header_plain)
             for cell in row['values']:
                 x = x + 1
                 if cell.get('is_bold', False):
diff --git a/addons/website_blog/controllers/main.py b/addons/website_blog/controllers/main.py
index 3e1d2d90f72..f852c871d29 100644
--- a/addons/website_blog/controllers/main.py
+++ b/addons/website_blog/controllers/main.py
@@ -132,7 +132,7 @@ class WebsiteBlog(http.Controller):
         blog_posts = blog_post_obj.browse(cr, uid, blog_post_ids, context=context)
 
         pager = request.website.pager(
-            url=request.httprequest.path,
+            url=request.httprequest.path.partition('/page/')[0],
             total=len(blog_posts),
             page=page,
             step=self._blog_post_per_page,
diff --git a/doc/reference/orm.rst b/doc/reference/orm.rst
index cf8718c6f1c..202b5ba53dd 100644
--- a/doc/reference/orm.rst
+++ b/doc/reference/orm.rst
@@ -91,6 +91,10 @@ preserve order.
 * ``record in set`` returns whether ``record`` (which must be a 1-element
   recordset) is present in ``set``. ``record not in set`` is the inverse
   operation
+* ``set1 <= set2`` and ``set1 < set2`` return whether ``set1`` is a subset
+  of ``set2`` (resp. strict)
+* ``set1 >= set2`` and ``set1 > set2`` return whether ``set1`` is a superset
+  of ``set2`` (resp. strict)
 * ``set1 | set2`` returns the union of the two recordsets, a new recordset
   containing all records present in either source
 * ``set1 & set2`` returns the intersection of two recordsets, a new recordset