Fix release notes' date.
Render PageHeader on test execution page.
Append tags to breadcrumbs
Failing unittest demonstrating issue #481
Fix picking the best match in a QueryTable (#481)

By using an Iterable rather than a PriorityQueue. Iterating over a
PriorityQueue is (surprisingly) not ordered.
Add page-wide expand/collapse all. Show as buttons.
Only show page-wide buttons if there are sections to expand.
Merge pull request #484 from raboof/orderedquerytable

Fix issue #481
Merge pull request #480 from amolenaar/header-in-suite

PageHeader not included when executing test or suite since version 20140623
Merge pull request #485 from amolenaar/breadcrumbs

Add tags and page wide expand/collapse buttons.
Show tags same way as tags are shown on edit screen.
Remove unnecessary wrapping in a List.
Rename "Expand/Collapse All" buttons on collapsible section to just "Expand/Collapse".
Looks better with the "Expand/Collapse All" buttons at the top of the page.
Revert SLIM_VERSION variable more or less
It is now checked once, before a test system is started.