launch query executor after all configs are loaded

+ launch query executor as the last step of OnInit
+ this fixes a segfault when QueryExecutor tries to SetProberAddress while OnInit didn't finish loading configurations
+ probably this worked previously only because configurations loaded fast enough

wx/draw3/drawapp.cpp

@@ -415,12 +415,6 @@ bool DrawApp::OnInit() {
 	m_dbmgr->SetBaseHandler(base_handler);
 	m_dbmgr->SetProbersAddresses(GetProbersAddresses());
 
-	splash->PushStatusText(_("Starting database query mechanism..."));
-	m_executor = new QueryExecutor(m_db_queue, m_dbmgr, m_dbmgr->GetBaseHandler());
-	m_executor->Create();
-	m_executor->SetPriority((WXTHREAD_MAX_PRIORITY + WXTHREAD_DEFAULT_PRIORITY) / 2);
-	m_executor->Run();
-
 	m_cfg_mgr->SetDatabaseManager(m_dbmgr);
 
 
@@ -484,6 +478,12 @@ bool DrawApp::OnInit() {
 		return FALSE;
 	}
 
+	splash->PushStatusText(_("Starting database query mechanism..."));
+	m_executor = new QueryExecutor(m_db_queue, m_dbmgr, m_dbmgr->GetBaseHandler());
+	m_executor->Create();
+	m_executor->SetPriority((WXTHREAD_MAX_PRIORITY + WXTHREAD_DEFAULT_PRIORITY) / 2);
+	m_executor->Run();
+
 	wxToolTip::SetDelay(1000);
 
 	SetAppName(_T("SZARPDRAW3"));