Zone team networking reliability

Tweaked the behaviour of selection in/around water. Mitigated the launching effect of sudden height changes for flying units. A bunch of bug/error fixes.

Reverted previous mortar fix and replaced it with a new/different fix

Mortar fix?

Fixed issues with pink/grey teams

Various bug/error fixes

Vast amount of optimization, polish/QOL, security, bugfixes, and a few balance tweaks.

Thecraftianman refactoring

Merged craft's changes again but with fixes for the things that got broken

un-merged craftman changes because they broke some stuff (which might be my fault not his, because I didn't merge them properly)