Fix encoding problems with ZipFile.

Without setting the DefaultCodePage it may cause problems on systems without 866 code page installed.
use Travis CI to deploy GitHub releases

closes #3775
Added a description to the pillbox
Renamed Developer Mode to Cheats for consistency.
Added notion that it disables FoW as well to Disable Shroud cheat option.
Adjust the singleplayer menu button positions to remove unnecessary mouse movement.
Fix incorrect font in spawn selector.
Go back to the smaller circle for the colorpicker.
fix closing slots not removing bots properly
Use smaller spawn points.
Merge pull request #5355 from Mailaender/missing-bot-slot-sync

Fixed closing slots not removing bots properly
Merge pull request #5356 from pchote/td-ui-polish

TD UI Polish
Merge pull request #5348 from reaperrr/ra-shroud-cheatlabel

Closes #5167
Merge pull request #5343 from Saticmotion/bleed

Fixes #5050
Update colorpicker circle to match spawn points.
Merge pull request #5357 from pchote/td-ui-polish

UI polish fixup
rename OpenRA.Support.Random aka XRandom to MersenneTwister
Update chrome.svg to match the generated png.
Simplify MenuPaletteEffect activation.
Remove the now-redundant CncWidgetUtils.cs
Add fade in/out effects to RA and TS.

The palette effect interacts badly with the multiplicative blending in D2K.