tasks now have a termination date [Finishes: #74403828] [Finishes: #73265398]
updated tests to check the tasks table
added tests to check the tables of task status assignment
added date of message for participant and clinician [Finishes: #71054128]
note about rubocop
combined thought tables so there is no longer a difference between these tables [Finishes: #71057074]
adds capability to create Vimeo video slides
allow users to add Vimeo video to lessons [Finishes #74311872]