Show overflow from allies
Updated changelog storage/overflow
Show storage information in team

* There's now storage information in score overlay
* Show in score if someone is ally / foe (red / green)
* Refactored the code to use own economy sync function
Show overflow of allies in score

It does this by switching value between storage / overflow when storage is 100%
Fixed bugs with showing overflow and replays
New UI-option: Team economy
Team economy off by default
Trivial checkbox logic cleanup.
Correctly spell 'developers'.
Clarify some tooltip wordings.
Use a RadioButton control for background selection.
Prevent options dialog components from appearing in front of exit dialog.
Remove theme switching buttons. The theme switching does not exist yet: create a feature branch for this work and add the buttons there. Don't ship buttons that do nothing!
Localise various lobby strings.
Give profile values more descriptive names.
Don't convert a number to a string and back again when setting font size.
Default system messages to enabled.
Deduplicate system message logic.
Don't use a list to check for oddness.
Simplify manual autoteam logic.