Explicitly define browser caching
- Caching is per-default completely disabled due to Spring Security ->enabled
- Cache-headers now override defaults
(from redmine: issue id 1179, created on 2018-08-31tgradl, closed on 2018-08-31)
(from redmine: issue id 1179, created on 2018-08-31tgradl, closed on 2018-08-31)