Merge remote-tracking branch 'origin/Feedback'
Merge branch 'Feedback'

Conflicts:
	app/controllers/lectures_controller.rb
	app/models/lecture.rb
	app/views/lectures/show.html.erb
Fixed conflict
Fixed seeds
Modified for heroku
added to config/app.rb
removed css that is preventing push to heroku hopefully
change to config environments production
another change update
anther modificaiton
one step  back
Fixed teachback.css, PostGres now works locally