flag=explicit_latex_typesetting
closes MAT-1172
test plan:
-prereq: have a page with some latex on it
-with the flag OFF
>go to the page and make sure the latex renders via MathJax
-with the flag ON
>go to the page and make sure the latex doesn't render via MathJax
-open the NEE and switch to the direct editing mode
>confirm that any latex you enter correctly gets rendered via
MathJax in the preview at the bottom
Change-Id: Ia57fc50faa087b45b105c6f2af8e4203b375d293
Reviewed-on: https://gerrit.instructure.com/c/canvas-lms/+/310791
Tested-by: Service Cloud Jenkins <svc.cloudjenkins@instructure.com>
Reviewed-by: Ed Schiebel <eschiebel@instructure.com>
QA-Review: Ed Schiebel <eschiebel@instructure.com>
Product-Review: Jake Oeding <jake.oeding@instructure.com>