Add simple movements with /move command

- Determine if we can move to the specified direction
 - Add moving ability to the specified direction
 - Add /move command for triggering moves
 - Add move decomp. into steps (more natural)
 - Add pathfinding routines (still WIP)
 - SO YES YOU CAN NOW WALK USING MCC!!!

MinecraftClient/Mapping/Direction.cs

@@ -0,0 +1,21 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace MinecraftClient.Mapping
+{
+    /// <summary>
+    /// Represents a unit movement in the world
+    /// </summary>
+    /// <see href="http://minecraft.gamepedia.com/Coordinates"/>
+    public enum Direction
+    {
+        South = 0,
+        West = 1,
+        North = 2,
+        East = 3,
+        Up = 4,
+        Down = 5
+    }
+}