Fixed regex

src/test/java/h05/Utils.java

@@ -279,15 +279,16 @@ public class Utils {
                     try (BufferedReader reader = new BufferedReader(new FileReader(configData.getString("file")))) {
                         boolean insert = false;
 
-                        for (String line = reader.readLine(); !line.matches("\\w*// ##<<<.*"); line = reader.readLine()) {
-                            if (line.matches("\\w*// >>>##.*")) {
+                        for (String line = reader.readLine(); !line.matches("\\s*// ##<<<.*"); line = reader.readLine()) {
+                            if (line.matches("\\s*// >>>##.*")) {
                                 reader.readLine();
+                                line = reader.readLine();
 
                                 insert = true;
                             }
 
                             if (insert)
-                                configFileContents.append(line);
+                                configFileContents.append(line).append("\n");
                         }
                     }