Change log updates.

HISTORY.rst

@@ -1,6 +1,6 @@
-2.1 (2016-XX)
-=============
-- Upgrade to use Django 1.8.8. Issue #246.
+2.1 (2016-05-14)
+================
+- Upgrade to use Django 1.8.13. Issue #246.
 - Upgrade requirements.
 - Remove remaining references to Django's User model. GitLab issue #225
 - Rename 'Content' search box to 'OCR'.

docs/releases/2.1.rst

@@ -149,6 +149,13 @@ Other changes
 - Increase total test count to 311.
 - Increase test coverage to 77%.
 - Documentation improvements.
+- Handle unicode filenames in staging folders.
+- Add staging file deletion permission.
+- New document_signature_view permission.
+- Instead of multiple keyservers only one keyserver is now supported.
+- Replace document type selection widget with an opened selection list.
+- Add roadmap documentation chapter.
+
 
 Removals
 --------