destructible trees for both CnC and RA mod

- move DeadBuildingState to OpenRA.Mods.RA
- don't loop sequences with length > 1

OpenRA.Mods.Cnc/DeadBuildingState.cs

@@ -1,45 +0,0 @@
-#region Copyright & License Information
-/*
- * Copyright 2007-2011 The OpenRA Developers (see AUTHORS)
- * This file is part of OpenRA, which is free software. It is made
- * available to you under the terms of the GNU General Public License
- * as published by the Free Software Foundation. For more information,
- * see COPYING.
- */
-#endregion
-
-using OpenRA.Effects;
-using OpenRA.Traits;
-
-namespace OpenRA.Mods.Cnc
-{
-	class DeadBuildingStateInfo : ITraitInfo, Requires<HealthInfo>, Requires<RenderSimpleInfo>
-	{
-		public readonly int LingerTime = 20;
-
-		public object Create(ActorInitializer init) { return new DeadBuildingState(init.self, this); }
-	}
-
-	class DeadBuildingState : INotifyKilled
-	{
-		DeadBuildingStateInfo info;
-		RenderSimple rs;
-
-		public DeadBuildingState(Actor self, DeadBuildingStateInfo info)
-		{
-			this.info = info;
-			rs = self.Trait<RenderSimple>();
-			self.Trait<Health>().RemoveOnDeath = !rs.anim.HasSequence("dead");
-		}
-
-		public void Killed(Actor self, AttackInfo e)
-		{
-			if (!rs.anim.HasSequence("dead")) return;
-			rs.anim.PlayRepeating("dead");
-			self.World.AddFrameEndTask(
-				w => w.Add(
-					new DelayedAction(info.LingerTime,
-						() => self.Destroy())));
-		}
-	}
-}

OpenRA.Mods.Cnc/OpenRA.Mods.Cnc.csproj

@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
@@ -76,7 +76,6 @@
     <Compile Include="Activities\HarvesterDockSequence.cs" />
     <Compile Include="CncLoadScreen.cs" />
     <Compile Include="CncMenuPaletteEffect.cs" />
-    <Compile Include="DeadBuildingState.cs" />
     <Compile Include="Effects\IonCannon.cs" />
     <Compile Include="IonCannonPower.cs" />
     <Compile Include="Missions\CncShellmapScript.cs" />