- New ESI data import for wormhole type data from _ESI_, closed#852
- New ESI data import static wormholes, closed#852
- Improved performance for character authorization (PHP). Reduced number of _SQL_ queries.
- Improved HTTP cache header for `api/map/initData`, 'api/user/getEveServerStatus' ajax requests
- fixed a "map sync" issue with multiple open tabs, #446
- fixed a bug where connections "disappear" from map for some seconds
- fixed a bug where "open ingame info" for char/system does not work in some UI tables
- upgraded [_Font Awesome_](https://fontawesome.com) icon lib `v5.2.0` → `v5.9.0`
- improved file structure for _Model_ classes (`app/main/model/..`). Group by database name
- improved database connection handling (fixed persistent DB connections)
