Changed arguments to optional for Point and Rectangle
Merge pull request #715 from nestalk/master

Fix definitions for TS 0.9
Upgrade underscore-typed.t.ts to v0.9

Added generics
Removed old typed versions [1.4.2, 1.4.3] (not necessary/old)
Merge pull request #711 from goldenratio/patch-1

Changed constructor arguments to optional for Point and Rectangle
Merge pull request #716 from jbaldwin/master

Upgrade underscore-typed.d.ts to typescript v0.9
Fix some tests