Upgrade from LTIv1.1 to LTIv1.3 and remove deprecated libs #22
Description
Instructure Canvas has supported LTIv1.2 for for some time, and currently supports LTIv1.3
The [email protected] is deprecated (not been updated in 8 years and as 8year old stale pulls) https://github.com/bettiolo/oauth-signature-js
The dependent [email protected] lib is flagging security issues, and is nearly officially deprecated brix/crypto-js#512