tigefa4u projects Trac

Testing: merge through r6113, all tests pass

Testing: merge through r6103, all tests pass

Testing: merge through r6099, all tests pass

Testing: merge through r6079, all tests pass

Testing: merge through r6060, all tests pass

Apply permissions to milestones in ticket forms. Fixes #6657.

Testing: Merge through r6049, all tests pass.

Fix "unit" test for admin interface.

Making left and right arrows also show when 'Previous' and 'Next' context navigation options are disabled. Works better as the ctxtnav items doesn't shift because of different sizes.

Don't render the wiki span with 'forbidden' style + title when the page doesn't exist and `ignore_missing` is set. It will just render the pagename as text when you have permission, so it shouldn't render differently when you don't.