First cut of triangle plane test.
Made line segment plane intersection test private
Added Plane type
Added Plane type and triangle-plane test to CHANGES.md.
Use Plane instead of separate normal and d
Merge branch 'polygonidl' of github.com:AnalyticalGraphicsInc/cesium into polygonidl
Added tests for exceptions
First cut of PolygonPipeline.wrapLongitude.  Does not work yet.
Merged master into polygonidl
Merge master into polygonidl.  The time to run the tests almost went up 3x.  We need to take a closer look.
Merged master into polygonidl
Merged master into polygonidl
Merged master into polygonidl
Merged master into polygonidl
Fixed polygon tests
Merge master to polygonidl
Merged master into polygonidl
Merged master into polygonidl
Updates after merge
Merge branch 'master' into polygonidl