fixes alexandersimoes/oec#39
fixes #146
fixes #143
compiled v1.4.4
catch for when there is no data
recompiled v1.4.4
fixed largestRect to handle less than 3 coordinates

largestRect function return nulls when passed less than 3 coordinates
recompiled v1.4.4
Merge branch 'master' of github.com:alexandersimoes/d3plus into 1.5

Conflicts:
	src/geom/largestRect.coffee