Qt4RunConfiguration: update environment after .pro parse

Since the PATH/LD_LIBRARY_PATH depend on the LIBS variable,
we need to emit a environment changed signal after parsing

Change-Id: Ib4e276874dd6a8529c81b7ce10c53773c39cf508
Reviewed-on: http://codereview.qt.nokia.com/317


Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Daniel Teske <daniel.teske@nokia.com>

src/plugins/qt4projectmanager/qt-desktop/qt4runconfiguration.cpp

@@ -164,6 +164,7 @@ void Qt4RunConfiguration::proFileUpdated(Qt4ProjectManager::Qt4ProFileNode *pro,
         return;
     handleParseState(success);
     emit effectiveTargetInformationChanged();
+    emit baseEnvironmentChanged();
 }
 
 void Qt4RunConfiguration::proFileInvalidated(Qt4ProjectManager::Qt4ProFileNode *pro)