Have qmakestep trigger the import label

* Do not use the BuildManager but have the qmakestep trigger
   the update via the target and project.

Reviewed-by: dt

src/plugins/qt4projectmanager/qt4buildconfiguration.cpp

@@ -372,6 +372,11 @@ void Qt4BuildConfiguration::emitQMakeBuildConfigurationChanged()
     emit qmakeBuildConfigurationChanged();
 }
 
+void Qt4BuildConfiguration::emitBuildDirectoryInitialized()
+{
+    emit buildDirectoryInitialized();
+}
+
 void Qt4BuildConfiguration::getConfigCommandLineArguments(QStringList *addedUserConfigs, QStringList *removedUserConfigs) const
 {
     QtVersion::QmakeBuildConfigs defaultBuildConfiguration = qtVersion()->defaultBuildConfig();