add more rectangle methods

Add grenka to credits for Russian translation

update theme editor

Add some useful translation checker scripts for Lua

component-wise division is actually useful sometimes

Shortened translations of map types in Russian

Merge unC0Rr's FindPoint() stuff

Update translations in ru.lua

Update Russian frontend translation

Fix mistakes in russian translation of tips

Update Russian frontend translations

Start convertion of FindPoint()

Typecast the ASCII ESC char

abs(hwRound()) is nonsense

- Add methods to work with Rect as box - Refactor, tests, fixes

Refactor tests, add fn center() for Line

Introduce OutlineSegmentsIterator, some refactoring

Remove pointless string assignment in PlaySoundV

Fix ambigious abs in uGearsHandlersMess

Fix bad "not" in uTeams (made pas2c angry)

Use hexadecimal number to represent ASCII ESC

Add Official racer challenge #17

Update official challenge hashes, improve console logging (warning: racer #17 is missing!)

Rework lib structure, no code changes

Update LastVoice when switching to fallback voice

wrestle with borrow checker

Commit broken code for divide_edges in hope for salvation

fix overflow check in airmine handling

Also ban special symbols block

Fix game window width/height setting being broken when using Arabic locale Qt displays numbers differently in Arabic. The spinbox window height/width used getText instead of value to get the value, which was wrong because this gets the user-facing string (in arabic) instead of the number to use internally.