[FEATURE] Add subscores to ItemBranching demo LRN-14399
[FEATURE] Add subscores to ItemBranching demo LRN-14399

Signed-off-by: Olivier Mehani <9858fe98d2c7f5f35e0d2a08f134cfc58afd42d3@learnosity.com>

Learnosity/learnosity-demos,Learnosity/learnosity-demos,Learnosity/learnosity-demos,Learnosity/learnosity-demos