Adding support for dragging the map. A drag causes the map to translate across the screen.
Adding support for dragging the map. A drag causes the map to translate across the screen.

Reviewers: jwall

Reviewed By: jwall

CC: swsnider

Maniphest Tasks: T18

Differential Revision: http://d.sil.as/D52

bsimser/rise-to-power,bsimser/rise-to-power,bsimser/rise-to-power,bsimser/rise-to-power,bsimser/rise-to-power