Added missing method in the dummy database backend.
Fixed #19997 -- Added custom EMPTY_VALUES to form fields

Thanks Loic Bistuer for the report and the patch.
Fix 19916. Smarter tokenizing of contrib.comment's templatetags arguments.
Added a ManyToManyField(db_constraint=False) option, this allows not creating constraints on the intermediary models.
Adde two "versionadded" markers, thanks to mYk for noticing.
Merge pull request #850 from bmispelon/ticket-19916

Fix 19916. Smarter tokenizing of contrib.comment's templatetags arguments
Fixed #15363 -- Renamed and normalized to `get_queryset` the methods that return a QuerySet.
Fixed a regression in forms changed_data

Thanks Loic Bistuer for spotting the regression and the initial
patch. Refs #16612.
Replaced proj4 testing by a regex
Fixed #16594 -- Added wkt 3D support for GEOS geometries

This requires GEOS >= 3.3.0 to function properly. On previous
versions, the Z dimension will simply not appear in the wkt.
Disabled OpenLayers editing for 3D geometries (unsupported).
Fixed #19923 -- Display tracebacks for non-CommandError exceptions

By default, show tracebacks for management command errors when the
exception is not a CommandError.
Thanks Jacob Radford for the report.
Reformatted slightly openlayers.js
Fixed #9806 -- Allowed editing GeometryField with OpenLayersWidget

Thanks Paul Winkler for the initial patch.
Fixed #19171 -- Allowed coordinate transforms with custom SRIDs

Thanks reidpr at lanl.gov for the report.
Fixed BinaryField support on Oracle.
Fixed #20008 -- Removed trailing slash in Wikipedia link

Thanks senden9 at gmail.com for the report.
Fixed #20018: Added backtick to fix reference

Fixed #20018
Merge pull request #892 from JonLoy/ticket_20018

Fixed #20018: Added backtick to fix reference
Made (make|compile)messages check for availability of gettext commands.

Refs #19584.
Fixed #20019 -- Ensured HttpRequest.resolver_match always exists.

Obviously it isn't set until the URL is resolved.