return mapTitle in ra and d2k lobby
destructible trees for both CnC and RA mod

- move DeadBuildingState to OpenRA.Mods.RA
- don't loop sequences with length > 1
Merge pull request #2612 from Mailaender/burning-trees

Destructible trees for both CnC and RA mod
fix desync on win/lose
simplify desktop file installation on Linux

the old Ubuntu build machine is unable to do it
Merge pull request #2757 from Mailaender/desktop-fix

Fix missing .desktop file in latest playtests
Merge pull request #2756 from chrisforbes/master

Fix desync on win or lose
Ranks not showing in Replay Viewer

This will fix the problem.
Merge pull request #2556 from ihptru/maptitle

return mapTitle in ra and d2k lobby
Make FACT buildable when "Build Everything" is turned on
Merge pull request #2760 from ScottNZ/devmode

Make FACT buildable when "Build Everything" is turned on
make classic production queue speedup less error prone

- avoid float modifiers because of rounding errors and desync
- try not to crash when the last production building is gone
- don't do LINQ queries on selfsame buildings if not required
Merge pull request #2761 from Mailaender/production-speedup-hotfix

Fixes #2753 ClassicProductionQueue related crashes