ability to create multipolygons
handle extending multipolygons with multiway rings
add multipolygon creation tests
expose relation.joinMemberWays
Merge branch 'master' of github.com:systemed/iD into create-multipolygon
Display relation members and memberships in inspector

* Preset icon of relation/member
* Preset name of relation/member
* Name of relation/member
* Role
* Delete button

All currently unstyled.
Show editor for tagless member entities
adding mock-ups.
first pass at basic relations UI for members
relations styles for relation selection.
Extract iD.ui.ViewOnOSM
Remove unused parameter
Simplify
Push close event handling down
Convert constructor argument to accessor
Switch to a persistent sidebar
Fix modal dialog positioning
more minimal footer (bug icon instead of text) + fixed layout now that sidebar is persistent.
updating sprite.
Remove accept behavior from preset forms

Doesn't really make sense with persistent sidebar.