Use the exclusion list returned by nominatim

When constructing a "more results" link for nominatim, use the
exclusion list returned by the previous query instead of trying
to make on up ourselves.

Fixes #701
Strip illegal characters from member roles in AMF uploads

Fixes #758
Strip illegal characters from member roles in AMF uploads, part 2

Fixes #758
Probit control characters in user names
Localisation updates from https://translatewiki.net.
Improve behaviour of new search markers
Rewrite layer parameters in shortlinks correctly

Fixes #762
Make parking icon less blurry

Fixes #760
Remove redundant robot rules
Decode entities in the title

They will get reencoded (if necessary) when they are output. Fixes #764.
Make sure we pan immediately when a search result is clicked

Fixes #763
Use correct translation for back button
Fix update-wiki-pages to resolve redirects correctly
Look for key pages using Template:Feature
Update wiki link data
Increase field widths on trace upload form

Fixes #664
Style trace edit form to match trace creation form
Improve blocking of characters not allowed in XML
Remove ancient documentation.
Fix line height for buttons in Firefox 30

This is pretty ugly, but it's the best solution I have at the
current time. Seems to fix Firefox 30 without breaking Chrome
or Opera and doesn't make IE8 any worse.

Fixes #756