Delay the progress dialog by one second so it doesn't show on quick scans.

Do not show the disconnect message if no connection is established.
Show correct directory separators on Windows.

src/cmaclient.cpp

@@ -251,3 +251,15 @@ void CmaClient::setActive(bool state)
     is_active = state;
 }
 
+bool CmaClient::isRunning()
+{
+    bool ret;
+    if(mutex.tryLock()) {
+        ret = in_progress;
+        mutex.unlock();
+    } else {
+        ret = true;
+    }
+    return ret;
+}
+