geoadmin/mf-geoadmin3 — pull request #336 by fredj (2013-08-27 11:30:19+00:00)
Title: WORK IN PROGRESS: Crosshair support

Crosshair parameter support, uses an `ol.Overlay`

from http://api.geo.admin.ch/main/wsgi/doc/build/api/faq/index.html#what-mean-the-permalink-parameters