Fix parsing of .qmake.cache Fixes DESTDIR for debug_and_release_targets

Closer again to qmake, ossi won't like it, but this is exactly what
qmake does, even it it looks a little bit strange. He can come up with
a better fix after he is back from vacation.

src/plugins/qt4projectmanager/qt4runconfiguration.cpp

@@ -584,6 +584,7 @@ void Qt4RunConfiguration::updateTarget()
         //qDebug()<<"reader didn't contain DESTDIR, setting to "<<baseDir;
         m_workingDir = baseDir;
         if (reader->values("CONFIG").contains("debug_and_release_target")) {
+            //qDebug()<<"reader has debug_and_release_target";
             QString qmakeBuildConfig = "release";
             if (projectBuildConfiguration & QtVersion::DebugBuild)
                 qmakeBuildConfig = "debug";