Cleanup: remove extra semicolons

src/com/sheepit/client/Configuration.java

@@ -36,7 +36,7 @@ import com.sheepit.client.os.OS;
 public class Configuration {
 	public enum ComputeType {
 		CPU_GPU, CPU_ONLY, GPU_ONLY
-	}; // accept job for ...
+	} // accept job for ...
 	
 	public File workingDirectory;
 	public File storageDirectory; // for permanent storage (binary archive)

src/com/sheepit/client/Error.java

@@ -39,7 +39,7 @@ public class Error {
 		OS_NOT_SUPPORTED,
 		CPU_NOT_SUPPORTED,
 		UNKNOWN
-	};
+	}
 	
 	public enum ServerCode {
 		OK(0),

src/com/sheepit/client/Log.java

@@ -30,7 +30,7 @@ import java.util.Map;
 public class Log {
 	private static Log instance = null;
 	
-	private Map<Integer, ArrayList<String>> checkpoints = new HashMap<Integer, ArrayList<String>>();;
+	private Map<Integer, ArrayList<String>> checkpoints = new HashMap<Integer, ArrayList<String>>();
 	private int lastCheckPoint;
 	private DateFormat dateFormat;
 	

src/com/sheepit/client/Server.java

@@ -387,7 +387,7 @@ public class Server extends Thread implements HostnameVerifier, X509TrustManager
 				
 				String update_method = null;
 				if (renderer_node.hasAttribute("update_method")) {
-					update_method = renderer_node.getAttribute("update_method");;
+					update_method = renderer_node.getAttribute("update_method");
 				}
 				
 				Job a_job = new Job(

src/com/sheepit/client/standalone/GuiSwing.java

@@ -37,7 +37,7 @@ import com.sheepit.client.standalone.swing.activity.Working;
 public class GuiSwing extends JFrame implements Gui {
 	public enum ActivityType {
 		WORKING, SETTINGS
-	};
+	}
 	
 	private JPanel panel;
 	private Working activityWorking;