Support for Dune II SHP files used for cursors in Red Alert.

OpenRa.FileFormats/Format2.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace OpenRa.FileFormats
+{
+	public static class Format2
+	{
+		public static int DecodeInto(byte[] src, byte[] dest)
+		{
+			FastByteReader r = new FastByteReader(src);
+
+			int i = 0;
+			while (!r.Done())
+			{
+				byte cmd = r.ReadByte();
+				if (cmd == 0)
+				{
+					byte count = r.ReadByte();
+					while (count-- > 0)
+						dest[i++] = 0;
+				}
+				else
+					dest[i++] = cmd;
+			}
+
+			return i;
+		}
+	}
+}