Fix client not registering when no file in directory (#122)

Fix client not registering when no file in directory

src/serverP2P/FileWatcher.java

@@ -50,6 +50,7 @@ public abstract class FileWatcher implements Runnable {
 		this.server = server;
 		this.tracker = tracker;
 		this.baseDirectory = baseDirectory;
+		force = true;
 	}
 
 	/** FileList getter

src/tracker/TrackerManagement.java

@@ -316,25 +316,6 @@ public abstract class TrackerManagement extends ServeErrors implements Runnable
 			closeHostItemSocket(host);
 		} catch (EmptyDirectory e) {
 			writeLog("Empty Directory", LogLevel.Debug);
-			try {
-				synchronized (this) {
-					while(writeLock.getAndSet(true)) {
-						this.wait();
-					}
-					while(readLock.get() > 0) {
-						this.wait();
-					}
-					if (!hostList.contains(host)) {
-						hostList.add(host);
-					}
-					hostList.remove(host);
-					writeLock.getAndSet(false);
-					this.notifyAll();
-				}
-			} catch(InterruptedException e2) {
-				throw new InternalError();
-			}
-			writeLog("Received EMPTY DIRECTORY from host " + pd.getHostItem() + ". Aborting.", LogLevel.Action);
 		} catch (Exception e) {
 			// remove from list because list request could not be send
 			try {