- Added config.yml for support sources outside of Github based on list from bigbluebutton.org
- Added comment to each issue template about this issue tracker not being for general support questions
- Deleted the general-issue.md template to try to steer support requests to the google groups/forums

Co-Authored-By: Anton Georgiev <antobinary@users.noreply.github.com>

This would be useful for get a notion from wich version it comes happening and which changes can causes the possible bugs.

Trying out issue template.