enable concurrent logins
change ADMINS users to edx@labster.com
resize unity player size on window resize
API endpoints to duplicate course base on labs

Used after purchasing lab licenses.
use ng-src for image with angular scope because angular
duplicate course from labs API url in js namespace
fix DuplicateCourseFromLabs typos
js function to duplicate course from labs bought
catch IntegrityError
Set right align for number data in table
Add directive numeric to allow only number in element
Set default value of license to zero
Update buy lab page
Update payment list page
Change button checkout
Add payment finished message
Update license table
Add purchase message in invoice page
Add ngDialog module for pop up
move directives to separate file