comments on different functions

Merge branch 'master' of
https://gitarero.ecam.fr/aurele.wittke/OOP_1A5_Project

composition echec/test1

@@ -1,11 +1,11 @@
 BR,BN,BB,BQ,BK,BB,BN,BR,
-BP,BP,  ,BP,  ,  ,  ,BP,
+BP,BP,BP,BP,  ,BP,BP,BP,
+  ,  ,  ,  ,  ,  ,  ,  ,
   ,  ,  ,  ,BP,  ,  ,  ,
-  ,  ,BP,  ,  ,BP,BP,  ,
-  ,WP,WB,  ,WP,  ,  ,  ,
-  ,  ,  ,  ,  ,  ,  ,WN,
-WP,  ,WP,WP,  ,WP,WP,WP,
-WR,WN,WB,WQ,WK,  ,  ,WR,
-8
-1230
-00000010
+  ,WP,  ,WP,  ,  ,  ,  ,
+  ,  ,  ,  ,  ,  ,  ,  ,
+WP,  ,WP,  ,WP,WP,WP,WP,
+WR,WN,WB,WQ,WK,WB,WN,WR,
+3
+1140
+00000000

src/backend/Board.java

@@ -359,7 +359,7 @@ public class Board {
 				this.x=-1;
 				this.y=-1;
 				castlingDone=false;
-				previousBoard.add(this.toString());
+				previousBoard.add(this.toString());// we save the state of the board 
 				// we add 1 to the number of turned played
 			}
 		}