handle user registration link
Merge branch 'develop' into user-registration-email
fix common flag in conference.json
handle #link, redirect if needed, check count of mytrack, minors in register.html
Merge branch 'develop' into user-registration-email
removed response.data from dialog message for backend errors
set cookie only after user validation, redirects on success/fail
client dist
Merge pull request #108 from SchweizerischeBundesbahnen/feature/kgu/misc-approvs-tidyups

Feature/kgu/misc approvs tidyups