Fixed PolylinePipeline.wrapLongitude and made it more efficient. Added IntersectionTests.lineSegmentPlane method.
Merge branch 'master' into wrapLongitude
Changes based on review.
Merge pull request #502 from AnalyticalGraphicsInc/wrapLongitude

Wrap Longitude
Update examples for camera tutorial.
Merge branch 'master' into camera-tutorial