Merge branch 'master' of https://github.com/teamleada/teamleada.com into tristan_MR_proj
bug fix in submission for submission context
typo fixes
changing the number of data sets
data moduel (link + actual data), small fixes all around
Merge branch 'tristan_flu_trend_challenge' into tristan-master
Merge branch 'tristan_MR_proj' into tristan-master