Release! (again)
Switch to faster collections class

For HTML performance
Reducing instanceof checks

For HTML performance
Allow lag to slow down the game

For HTML performance
Optimize GWT compiler options

For HTML performance
Make Rectangle overlap inlineable

For HTML performance
Actually inline the hottest method calls

- Unit.overlaps
- MapTile getters

For HTML performance
Shortlist collidables before checking for collision

For HTML performance
Tweak positioning for readability
Fix off-by-one on map tile positions
Separate collidable map tiles into small regions 1/2

For HTML performance
Only collide with nearby map tiles 2/2
Inactives are already shortlisted

For HTML performance
Release HTML (re-)port

It's still not very fast but it's better than before.
gag worthy hacks to make the web version playable