Fixed course caching
On creating a Teacher create an account on Canvas
Fixed #83896180 [ci skip]
[Fixed #83896180 #83896026] Added filters and fixes
[ci skip]
[Fixed #83896026] moved the privatemail to new users only
[ci skip]
Updated error messages
patch
Added Cadre for vim coverage
Refactor CanvasUsers
Added deploy notification to NewRelic in Capistrano
Moved coverage to .simplecov, so it runs in Guard
added caching for slow queries
Release v0.9.12