Add console renderer base and fix load() issues

src/GomokuGame.java

@@ -2,6 +2,7 @@ import java.io.IOException;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.Random;
+import java.io.BufferedReader;
 import java.io.BufferedWriter;
 
 public class GomokuGame {
@@ -87,7 +88,7 @@ public class GomokuGame {
             // Write the board
             for (int i = 0; i < this.getBoard().getHeight(); ++i) {
                 for (int j = 0; j < this.getBoard().getWidth(); ++j) {
-                    char c;
+                    char c = ' ';
                     switch (board.get(i, j).getState()) {
                         case BLACK:
                             c = 'X';