Added FSO.Files for use with the API server

Don't ask me. FreeSO is the prime example of dependency hell.

server/tso.files/FAR1/FarEntry.cs

@@ -0,0 +1,22 @@
+namespace FSO.Files.FAR1
+{
+    /// <summary>
+    /// Represents an entry in a FAR1 archive.
+    /// </summary>
+    public class FarEntry
+    {
+        //Decompressed data size - A 4-byte unsigned integer specifying the uncompressed size of the file.
+        public int DataLength;
+        //A 4-byte unsigned integer specifying the compressed size of the file; if this and the previous field are the same, 
+        //the file is considered uncompressed. (It is the responsibility of the archiver to only store data compressed when 
+        //its size is less than the size of the original data.) Note that The Sims 1 does not actually support any form 
+        //of compression.
+        public int DataLength2;
+        //A 4-byte unsigned integer specifying the offset of the file from the beginning of the archive.
+        public int DataOffset;
+        //A 4-byte unsigned integer specifying the length of the filename field that follows.
+        public short FilenameLength;
+        //Filename - The name of the archived file; size depends on the previous field.
+        public string Filename;
+    }
+}