Qbs: Make sure a fresh QbsBuildStep has a configuration
Qbs: Make sure a fresh QbsBuildStep has a configuration

Task-number: QTCREATOR-9355

Change-Id: I36b77a95300fc1574c2e5bebb57722e6b3cb433a
Reviewed-by: Orgad Shaneh <2b010cbad792a0c0a8175f752f93f83941fc6bc1@gmail.com>
Reviewed-by: Tobias Hunger <012f8d714267bccc9d4766fbeace9f175fcc70c4@digia.com>

danimo/qt-creator,colede/qtcreator,farseerri/git_code,Distrotech/qtcreator,darksylinc/qt-creator,malikcjm/qtcreator,colede/qtcreator,darksylinc/qt-creator,duythanhphan/qt-creator,omniacreator/qtcreator,kuba1/qtcreator,richardmg/qtcreator,omniacreator/qtcreator,omniacreator/qtcreator,Distrotech/qtcreator,amyvmiwei/qt-creator,kuba1/qtcreator,AltarBeastiful/qt-creator,maui-packages/qt-creator,amyvmiwei/qt-creator,xianian/qt-creator,xianian/qt-creator,colede/qtcreator,darksylinc/qt-creator,richardmg/qtcreator,danimo/qt-creator,omniacreator/qtcreator,farseerri/git_code,kuba1/qtcreator,Distrotech/qtcreator,xianian/qt-creator,farseerri/git_code,duythanhphan/qt-creator,AltarBeastiful/qt-creator,richardmg/qtcreator,maui-packages/qt-creator,Distrotech/qtcreator,richardmg/qtcreator,martyone/sailfish-qtcreator,kuba1/qtcreator,duythanhphan/qt-creator,colede/qtcreator,amyvmiwei/qt-creator,danimo/qt-creator,farseerri/git_code,kuba1/qtcreator,AltarBeastiful/qt-creator,danimo/qt-creator,amyvmiwei/qt-creator,xianian/qt-creator,Distrotech/qtcreator,duythanhphan/qt-creator,xianian/qt-creator,maui-packages/qt-creator,malikcjm/qtcreator,Distrotech/qtcreator,xianian/qt-creator,malikcjm/qtcreator,martyone/sailfish-qtcreator,danimo/qt-creator,AltarBeastiful/qt-creator,martyone/sailfish-qtcreator,martyone/sailfish-qtcreator,maui-packages/qt-creator,kuba1/qtcreator,AltarBeastiful/qt-creator,kuba1/qtcreator,farseerri/git_code,xianian/qt-creator,colede/qtcreator,malikcjm/qtcreator,darksylinc/qt-creator,darksylinc/qt-creator,omniacreator/qtcreator,xianian/qt-creator,AltarBeastiful/qt-creator,malikcjm/qtcreator,duythanhphan/qt-creator,omniacreator/qtcreator,danimo/qt-creator,amyvmiwei/qt-creator,colede/qtcreator,darksylinc/qt-creator,kuba1/qtcreator,martyone/sailfish-qtcreator,amyvmiwei/qt-creator,Distrotech/qtcreator,richardmg/qtcreator,xianian/qt-creator,darksylinc/qt-creator,AltarBeastiful/qt-creator,maui-packages/qt-creator,danimo/qt-creator,maui-packages/qt-creator,farseerri/git_code,duythanhphan/qt-creator,martyone/sailfish-qtcreator,maui-packages/qt-creator,martyone/sailfish-qtcreator,omniacreator/qtcreator,farseerri/git_code,martyone/sailfish-qtcreator,danimo/qt-creator,malikcjm/qtcreator,amyvmiwei/qt-creator,farseerri/git_code,colede/qtcreator,danimo/qt-creator,darksylinc/qt-creator,malikcjm/qtcreator,richardmg/qtcreator,richardmg/qtcreator,martyone/sailfish-qtcreator,amyvmiwei/qt-creator,kuba1/qtcreator,duythanhphan/qt-creator,AltarBeastiful/qt-creator