Updates get_knowledgemap_topics to include all "Topic" level nodes as long as they contain exercises.
Merge pull request #2700 from rtibbles/dropdown_fix

Fixes missing topic bug for coach report: progress by topic
Merge pull request #2701 from anuragkanungo/nalanda-rct3

Teacher can export data from their facilities only
Use `if else` statement in `exercise.handlebars` to put title test when your are taking a test and practice when you are taking practice.
Merge pull request #2718 from mrpau/hotfix/2332-title-still-says-practicing-when-you-are-in-a-test

Hotfix/2332-Title still says "practicing" when you are in a test.
Updated Playlists -- Added Pre-requisite and advanced playlists