Issue #1166: Fix panning at maximum zoom
Issue #1166: Fix panning at maximum zoom

Remove trailing whitespace.

dab2000/vizabi,buchslava/vizabi,dab2000/vizabi,buchslava/vizabi,dab2000/vizabi,Gapminder/vizabi,sergey-filipenko/vizabi,buchslava/vizabi,sergey-filipenko/vizabi,Gapminder/vizabi,vizabi/vizabi,Gapminder/vizabi,sergey-filipenko/vizabi,vizabi/vizabi