Remove seconds picking from datetimepicker.
Enable input masking on datetimepickers.
If a button on the row was clicked, do not select the row.
Include a list of people who have downloaded a given material.
Merge branch 'development' of https://github.com/Coursemology/coursemology.org into forum-lessonbin

Conflicts:
	app/assets/javascripts/application.js
Fix layout in new post email