WIP: trying to leverage our swagger datamodel generation API

...and create a JSON sample off it
Merge branch 'development' into feature/facets-apiDocs
frontend support for widget repository URLs

also: fixed accessToken (/apps) management
delay reset time by one minute

to compensate for clock desynchronisation
Merge branch 'hotfix/resetTime-delay'
Merge tag 'resetTime-delay' into development

resetTime-delay
Merge branch 'development' into feature/facets-apiDocs
Merge branch 'feature/widgets-improvements' into feature/facets-apiDocs
added interactive documentation for individual facet vos
showing both the snippet and vo description

and describe referenced models as well
Merge branch 'feature/facets-apiDocs' into development