new addlayers modal
addlayer refactor
ogr sources added
new addlayer flow; postgis, csv, and sqlite broken
csv added via mapnik-omnivore
csv added to mapnik-omnivore; postgis and sqlite fixed
Merge branch 'master' into mapnik-omnivore

Conflicts:
	package.json
proj input editable for postgis and sqlite
separated addlayer UI
single layer sources are refreshable
rename layer feature
Merge branch 'master' into mapnik-omnivore
Merge branch 'master' into mapnik-omnivore

Conflicts:
	app/source.js
Merge branch 'master' into mapnik-omnivore
updated mapnik-omnivore version
Merge branch 'mapnik-omnivore' of github.com:mapbox/tm2 into mapnik-omnivore
Remove layerconf template, inline into each layer template.
postgis and sqlite added to updatename function
Merge branch 'mapnik-omnivore' of github.com:mapbox/tm2 into mapnik-omnivore
obj.Datasource isn't always set, so determine refreshable as derivative of local var.