Fix API + debut readme

fr/iut_fbleau/GameAPI/Result.java

@@ -0,0 +1,11 @@
+package fr.iut_fbleau.GameAPI;
+
+/**
+ * To output the result of a 2 player game that is symmetric.
+ * from the perspective of the player PLAYER1.
+ */
+public enum Result {
+    WIN,
+    DRAW,
+    LOSS;
+}