add/remove comment

Author: infeo

src/main/java/org/cryptomator/cryptofs/DirectoryIdBackup.java

@@ -18,7 +18,6 @@
 @CryptoFileSystemScoped
 public class DirectoryIdBackup {
 
-	//visible and existing for testing
 	private Cryptor cryptor;
 
 	@Inject

src/main/java/org/cryptomator/cryptofs/DirectoryIdLoader.java

@@ -8,6 +8,7 @@
 import java.nio.channels.Channels;
 import java.nio.channels.FileChannel;
 import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
 import java.nio.file.NoSuchFileException;
 import java.nio.file.Path;
 import java.nio.file.StandardOpenOption;
@@ -24,6 +25,7 @@ public DirectoryIdLoader() {
 
 	@Override
 	public String load(Path dirFilePath) throws IOException {
+		//TODO: replace by Files.readString(StandardCharsets.UTF_8)
 		try (FileChannel ch = FileChannel.open(dirFilePath, StandardOpenOption.READ);
 			 InputStream in = Channels.newInputStream(ch)) {
 			long size = ch.size();