* The new comment path now sends `sendotp` in json, which reflects the project setting
* Removed unneccessary export_location in bp_dashboard/comments.py
* Stored Mail addresses in the block and allow list are considered global and not part of projects. Trust is universal.
* added missing cross_origin decorators
* added redirect to dbv2 update template
* now using a jinja2 template for the html mail
* location and project_id are now a composite unique in t_location
* corrected total comments graph