Update jcanvas-handles.js
Update jcanvas-handles.js

I hope I haven't missed anything, or that I've left something extra
antiveeranna/jcanvas,imshibaji/jcanvas,imshibaji/jcanvas,werk85/jcanvas,aiwenlg007/jcanvas,antiveeranna/jcanvas,caleb531/jcanvas,caleb531/jcanvas,makelivedotnet/jcanvas,josiahgoff/jcanvas,josiahgoff/jcanvas,makelivedotnet/jcanvas,aiwenlg007/jcanvas,makelivedotnet/jcanvas,aiwenlg007/jcanvas,antiveeranna/jcanvas,imshibaji/jcanvas,werk85/jcanvas,josiahgoff/jcanvas,werk85/jcanvas