Revert "Added Date to Stock obj. Fixed CanvasView to use dataPoints in render. Added comments to CanvasView."

This reverts commit bddf8d95ab2ae1668b95355f6b92eb6c7dbcf522.
Revert "Revert "Added Date to Stock obj. Fixed CanvasView to use dataPoints in render. Added comments to CanvasView.""

This reverts commit 2c5af9514ae4cc7c6c2c60adf9e4fedc425feecd.
Fixed error in CanvasView. Added onload for window to run the StockQuote app.