Improve export controller tests
Remove unused friend controller and related test harness
Improve functional tests for user preferences
Fix a few user preferences bugs
Only leave space for icons on links with the node/way/relation class
Tidy up user preferences controller
Fix gap for iconless nodes in history view

Done by inlining icons via ::before and content: url(...) so that tag
combinations without an icon do not get any additional markup at all.
Fix alignment issues with icons in browse pages
Update to iD 1.0.1
Hide deleted traces in the RSS feeds
Improve tests for trace RSS feeds
Fix trace lists to correctly respect tag restrictions
Beef up tests for trace#list to check tag restrictions
Fix link

Previous was pointing to a redirect.
Remove style rule for landuse=tourism as tourism.png doesn't exist
Make sure updatelinks() is called even if Potlatch fails to load
Restore rule for landuse=tourism and rename tourist.png to tourism.png
Fix overlapping slogan (i18n)
Don't focus the text area on touch devices to avoid flashing the keyboard

Currently the keyboard slide out & hides again quickly.
Make line height relative.

Fixes display problems when the user has a minimum font size
set in their browser.