Fix #40 Better label on start button

src/com/sheepit/client/Client.java

@@ -64,7 +64,7 @@ public class Client {
 		this.isValidatingJob = false;
 		
 		this.disableErrorSending = false;
-		this.running = true;
+		this.running = false;
 		this.suspended = false;
 	}
 	
@@ -103,6 +103,8 @@ public class Client {
 			return -4;
 		}
 		
+		this.running = true;
+		
 		int step;
 		try {
 			step = this.log.newCheckPoint();