Read backup output async

Essentials/src/com/earth2me/essentials/Backup.java

@@ -91,8 +91,7 @@ public class Backup implements Runnable
 		server.dispatchCommand(cs, "save-all");
 		server.dispatchCommand(cs, "save-off");
 
-		ess.runTaskAsynchronously(
-				new Runnable()
+		ess.runTaskAsynchronously(new Runnable()
 		{
 			@Override
 			public void run()
@@ -103,10 +102,16 @@ public class Backup implements Runnable
 					childBuilder.redirectErrorStream(true);
 					childBuilder.directory(ess.getDataFolder().getParentFile().getParentFile());
 					final Process child = childBuilder.start();
+					ess.runTaskAsynchronously(new Runnable()
+					{
+						@Override
+						public void run()
+						{
+							try
+							{
 								final BufferedReader reader = new BufferedReader(new InputStreamReader(child.getInputStream()));
 								try
 								{
-								child.waitFor();
 									String line;
 									do
 									{
@@ -123,6 +128,14 @@ public class Backup implements Runnable
 									reader.close();
 								}
 							}
+							catch (IOException ex)
+							{
+								LOGGER.log(Level.SEVERE, null, ex);
+							}
+						}
+					});
+					child.waitFor();
+				}
 				catch (InterruptedException ex)
 				{
 					LOGGER.log(Level.SEVERE, null, ex);
@@ -133,8 +146,7 @@ public class Backup implements Runnable
 				}
 				finally
 				{
-							ess.scheduleSyncDelayedTask(
-									new Runnable()
+					ess.scheduleSyncDelayedTask(new Runnable()
 					{
 						@Override
 						public void run()