[#346] Refresh cache on entry update
[#346] Refactor; fix tests slightly
[#351] Support markdown in dataset descriptions.

Also in `long_description`s
Update translations
Strip full paths from translation files
[#351] Add a test; fix dataset id in fixture
Use checkContent helper function for more tests
Fix stray percent sign when there is no record.
[#346] Add a test to check the homepage updates.
Unbork translations

My local version is complaining about translation issues. Regenerating
translation files fixes it.
Fix 404s on place pages
[#341] Add links to raw data in site footer.
[#341] Add some very basic API tests
[#370] Don’t use long_description in templates

Instead, we use (markdownified) description. Where a long_description is
set we’ll use that instead, but in general it’s depracated.
[#383] Abbreviate dataset and place intro text
[#384] Fix some template i18n issues
Some minor refactoring
Fix link on 404 page.

TODO this 404 text should be internationalised.
[#308] Add "submissions requiring review"