Updated CHANGELOG for 1.4a1.

CHANGELOG

@@ -4,6 +4,44 @@ http://openslides.org
 
 Version 1.4 (unreleased)
 ========================
+[https://github.com/OpenSlides/OpenSlides/issues?milestone=7]
+
+Projector:
+- New overlay API
+Agenda:
+- New feature: list of speakers for each agenda item.
+- New item type: organisational item (vs. agenda item).
+- New time field for each agenda item (with total event time calculation).
+- New sorting of agenda items (with nestedSortable jQuery plugin).
+Motions:
+- Integrated CKEditor with server-side white list filtering of HTML tags (with bleach)
+  and added HTML support for reportlab in motion pdf.
+- New motion API.
+- Support for serveral submitters.
+- New workflow concept with two built-in workflows:
+  a) complex workflow (like in OpenSlides <= v1.3)
+  b) simple workflow (only 4 states: submitted -> accepted|rejected|not decided; no versioning)
+- Manage categories for grouping motions.
+- New modifiable identifier.
+- New motion version diff view. Improved history table in motion detail view.
+- New config variable 'Stop submitting of new motions' (for non-manager users).
+Participants:
+- Integrated DataTables jQuery plugin for participants table (for client side
+  sorting/filtering/pagination).
+- New feature: qr-code for system url on participants password pdf.
+- Update default groups and permissions.
+- New participant field: 'title'.
+- Removed participants field 'type'. Use 'group' field instead. Updated csv import.
+- Added warning if non-superuser removes his last group containing permission to manage participants.
+Other:
+- New template based on twitter bootstrap.
+- Used Tornado web server (instead of Django's default development server).
+- New mediafile app to upload/download files via frontend.
+- New config app: Apps have to define config vars only once; config pages and
+  forms are created automatically.
+- Updated to Django 1.5.
+- Dropped support for python 2.5.
+- Updated win32 portable version to use Tornado.
 
 
 Version 1.3.1 (2013-01-09)