LDEV-4604 Improvements to burning questions page (learner)1) Add buttons for expand/collapse all in burning questions. Onlydisplay these buttons if there's burning questions.2) Display a counter for burning questions next to the question name3) Save cells on blur event
LDEV-4599 Duplicate user data in the toolUser data like name or email seems redundant in tool tables. Butotherwise we would have to hit the core tables every time we want tofetch it. We stick to redundancy until we have a well working 2nd levelcache and we agree to couple tool and core tables more tightly.
