Namespaces should be unique, but we include newsletters twice.
By overriding the namespace of the urlconfig we fix this problem.

Redirect board item in menu to point to current board

Closes #302

See merge request !324

Allow board events

See merge request !322

Add vacancies to partner sitemap

Closes #289

See merge request !320

Add events sitemap to site sitemap

Closes #288

See merge request !319

Update and fix translations for events app

Closes #292

See merge request !318

Make sure models are ordered in admin dropdowns

Closes #277

See merge request !314

PDF is binary

See merge request !316

The previous commits added ordering to Members, but this ordering is
not necessarily unique. Because of this, postgres does not allow for
random access in a predictable way for the resulting queryset.

Clarify some things about settings with some comments

See merge request !315

Display correct initial join date for consecutive committee memberships

Closes #278

See merge request !313

Places like the boards page seem to use the default

Warning that full-sized photos are not saved

Closes #275

See merge request !297

This typically resulted in incorrect dates for committee chairs
who had previously been member of the committee as nonchair

Fix warning in tests

See merge request !312

By properly closing the opened thabloid file

super()'s tearDownClass() should be called in the overridden method.

Test the Thaliapp API

See merge request !290

Add '[THALIA]' to subject of newsletters, as it should be :)

See merge request !311

Fix comparison of two possible NoneTypes

See merge request !310

Fix sitemap.xml

Closes #287

See merge request !308

Errors naar django errors

See merge request !309

Fix 500 error when trying to display showcased partner that is removed

See merge request !305

Prevent board memberships from ever expiring

Closes #283

See merge request !304