added black pawn as pawn2.png, repeated population for other side of board

src/apr.rs

@@ -48,10 +48,13 @@ impl Apr {
     pub fn new(_ctx: &mut Context, r: u8, c: u8) -> GameResult<Apr> {
         // Load/create resources such as images here.
         let board = board::make_board(r, c);
-        let mut actors: Vec<actor::Actor> = Vec::new();
+		let mut temp_vec: Vec<actor::Actor> = Vec::new();
-        for i in 0..r {
+		for i in 0..r {
-            actors.push(Apr::make_actor(_ctx, "/pawn.png", i, 0, 0));
+			temp_vec.push(Apr::make_actor(_ctx, "/pawn.png", i, 0, 0));
-        }
+		}
+		for i in 0..r {
+			temp_vec.push(Apr::make_actor(_ctx, "/pawn2.png", i, c-1, 0));
+		}
         Ok(Apr {
             grid: make_grid(_ctx, r, c, board.board.as_slice())?,
             board,