Merge remote-tracking branch 'origin/4.9'

Change-Id: I7d1912cd5c4d824fd40d3454c5f1bb796f2c21d8

src/plugins/qmakeprojectmanager/qmakestep.cpp

@@ -166,6 +166,7 @@ QMakeStepConfig QMakeStep::deducedArguments() const
 
 bool QMakeStep::init()
 {
+    m_wasSuccess = true;
     QmakeBuildConfiguration *qmakeBc = qmakeBuildConfiguration();
     const BaseQtVersion *qtVersion = QtKitAspect::qtVersion(target()->kit());