use rbush bulk insertion for graph entities
fix accidental error
Add dog park preset (fixes #1638)
Fix name field for suffixed ISO 639-1 codes (fixes #1628)
Fix up success UI (fixes #1565)
More fixes for success UI
Disable toolbar during save (fixes #1563)
Update d3 to 3.2.7
Fix reload on save (fixes #1642)
Fix border radius on reference picture (fixes #1608)
Merge remote-tracking branch 'mourner/master'
Add ability to create a new relation (fixes #1576)
Improve combobox scrolling behavior
Remove mysterious math
Add more building presets

Fixes #1616
Don't mention presets.yaml; it's generated
Permit translating all preset term lists

Transifex ignores empty strings, so ensure that every
preset terms list is a string by using placeholder text.
Hopefully this leads to more translators knowing what
to do with terms, and not to them translating the placeholder
literally.

Fixes #1633
Coalesce multi-extent imagery sources
Support multiple overlays in hash
Include GPX and overlay layers in imagery_used

Fixes #1463