Revert "Initial commit"

This reverts commit 05c003799b91d979f5f26805a4896216005c6e40.
Revert "Revert "Initial commit""

This reverts commit 11b9ef906f27e5924cc928d2140415849d307d72.
js txt and html

HigherDegreeBezierCurve.js file contain the main functional codes,
testconfigurator.html page could provide a demo and instrunction.txt
shows the details of using it.