* Implement first response parts of http caching
* Implement cached response for static resources
* Implement HTTP caching for json responses
* Fix last seen value for online players
* Implement http caching for pages (.html)
* Use placeholder cache even with async requests.
Affects issues:
- Close#2813
- Changed the layout to use a table instead of custom elements for more efficient look.
- Added sorting options to the new table
- Added a total calculator at the table footer
Affects issues:
- Close#1205
Aurora Lahtela