Added authenticate endpoint
don't show bars for FR answers; fix bug where FR answers weren't updated
Added canEdit to getSurveyInfo response
forgot to add exit and transition clause
Merge pull request #252 from etingel/edit-password

Added /authenticate endpoint and canEdit field
Merge pull request #251 from isaacdontjelindell/issue-250-fr-results

don't show bars for FR answers; fix bug where FR answers weren't updated