Removed spaces from top-level directory names.

Spaces tend to cause annoyances in a Unix-style shell environment.
This change fixes that.

28_Combat/csharp/src/MilitaryBranch.cs

@@ -0,0 +1,12 @@
+namespace Game
+{
+    /// <summary>
+    /// Enumerates the different branches of the military.
+    /// </summary>
+    public enum MilitaryBranch
+    {
+        Army,
+        Navy,
+        AirForce
+    }
+}