change verbiage
update text, fix bad logic check
add markdown support to tutorial messages
account for users w/o speaker profiles
remove ridiculous redeundant truth assignment
add safe filter back into template
remove trailing whitespace
handle case where user is staff
remove visible check, artifact of copy/paste
Move finaid download link to dashboard

Also require downloaders to be reviewers.

Closes #244.
Merge pull request #243 from PyCon/feature/234-tutorial-coms-modifications

[234] Tutorial Instructor/Attendee Communications Modifications
Merge branch 'feature/244-move-fa-download-link' into develop
Merge branch 'develop' into staging