Get rid of ugly using namespace directives.
Get rid of ugly using namespace directives.

renatofilho/QtCreator,farseerri/git_code,pcacjr/qt-creator,AltarBeastiful/qt-creator,farseerri/git_code,KDE/android-qt-creator,renatofilho/QtCreator,farseerri/git_code,AltarBeastiful/qt-creator,omniacreator/qtcreator,richardmg/qtcreator,hdweiss/qt-creator-visualizer,sandsmark/qtcreator-minimap,sandsmark/qtcreator-minimap,kuba1/qtcreator,darksylinc/qt-creator,azat/qtcreator,pcacjr/qt-creator,amyvmiwei/qt-creator,Distrotech/qtcreator,amyvmiwei/qt-creator,malikcjm/qtcreator,jonnor/qt-creator,xianian/qt-creator,yinyunqiao/qtcreator,xianian/qt-creator,KDE/android-qt-creator,richardmg/qtcreator,xianian/qt-creator,danimo/qt-creator,bakaiadam/collaborative_qt_creator,ostash/qt-creator-i18n-uk,bakaiadam/collaborative_qt_creator,Distrotech/qtcreator,danimo/qt-creator,ostash/qt-creator-i18n-uk,dmik/qt-creator-os2,malikcjm/qtcreator,darksylinc/qt-creator,martyone/sailfish-qtcreator,bakaiadam/collaborative_qt_creator,dmik/qt-creator-os2,dmik/qt-creator-os2,duythanhphan/qt-creator,yinyunqiao/qtcreator,KDE/android-qt-creator,omniacreator/qtcreator,maui-packages/qt-creator,Distrotech/qtcreator,sandsmark/qtcreator-minimap,danimo/qt-creator,Distrotech/qtcreator,bakaiadam/collaborative_qt_creator,maui-packages/qt-creator,farseerri/git_code,hdweiss/qt-creator-visualizer,duythanhphan/qt-creator,martyone/sailfish-qtcreator,dmik/qt-creator-os2,duythanhphan/qt-creator,kuba1/qtcreator,farseerri/git_code,colede/qtcreator,martyone/sailfish-qtcreator,ostash/qt-creator-i18n-uk,maui-packages/qt-creator,amyvmiwei/qt-creator,renatofilho/QtCreator,martyone/sailfish-qtcreator,azat/qtcreator,danimo/qt-creator,xianian/qt-creator,darksylinc/qt-creator,pcacjr/qt-creator,AltarBeastiful/qt-creator,richardmg/qtcreator,KDAB/KDAB-Creator,bakaiadam/collaborative_qt_creator,xianian/qt-creator,darksylinc/qt-creator,KDE/android-qt-creator,AltarBeastiful/qt-creator,omniacreator/qtcreator,KDAB/KDAB-Creator,bakaiadam/collaborative_qt_creator,malikcjm/qtcreator,duythanhphan/qt-creator,kuba1/qtcreator,hdweiss/qt-creator-visualizer,pcacjr/qt-creator,danimo/qt-creator,colede/qtcreator,richardmg/qtcreator,malikcjm/qtcreator,syntheticpp/qt-creator,ostash/qt-creator-i18n-uk,azat/qtcreator,jonnor/qt-creator,pcacjr/qt-creator,KDAB/KDAB-Creator,renatofilho/QtCreator,AltarBeastiful/qt-creator,renatofilho/QtCreator,AltarBeastiful/qt-creator,kuba1/qtcreator,amyvmiwei/qt-creator,richardmg/qtcreator,sandsmark/qtcreator-minimap,colede/qtcreator,syntheticpp/qt-creator,malikcjm/qtcreator,yinyunqiao/qtcreator,maui-packages/qt-creator,ostash/qt-creator-i18n-uk,duythanhphan/qt-creator,yinyunqiao/qtcreator,martyone/sailfish-qtcreator,darksylinc/qt-creator,omniacreator/qtcreator,martyone/sailfish-qtcreator,farseerri/git_code,xianian/qt-creator,bakaiadam/collaborative_qt_creator,syntheticpp/qt-creator,dmik/qt-creator-os2,hdweiss/qt-creator-visualizer,KDE/android-qt-creator,colede/qtcreator,hdweiss/qt-creator-visualizer,amyvmiwei/qt-creator,amyvmiwei/qt-creator,sandsmark/qtcreator-minimap,jonnor/qt-creator,colede/qtcreator,maui-packages/qt-creator,kuba1/qtcreator,syntheticpp/qt-creator,danimo/qt-creator,duythanhphan/qt-creator,xianian/qt-creator,pcacjr/qt-creator,pcacjr/qt-creator,ostash/qt-creator-i18n-uk,renatofilho/QtCreator,AltarBeastiful/qt-creator,KDAB/KDAB-Creator,omniacreator/qtcreator,darksylinc/qt-creator,kuba1/qtcreator,Distrotech/qtcreator,KDAB/KDAB-Creator,farseerri/git_code,dmik/qt-creator-os2,colede/qtcreator,dmik/qt-creator-os2,duythanhphan/qt-creator,martyone/sailfish-qtcreator,azat/qtcreator,farseerri/git_code,kuba1/qtcreator,martyone/sailfish-qtcreator,azat/qtcreator,amyvmiwei/qt-creator,maui-packages/qt-creator,KDAB/KDAB-Creator,azat/qtcreator,kuba1/qtcreator,maui-packages/qt-creator,darksylinc/qt-creator,richardmg/qtcreator,malikcjm/qtcreator,kuba1/qtcreator,darksylinc/qt-creator,martyone/sailfish-qtcreator,danimo/qt-creator,sandsmark/qtcreator-minimap,malikcjm/qtcreator,syntheticpp/qt-creator,jonnor/qt-creator,hdweiss/qt-creator-visualizer,ostash/qt-creator-i18n-uk,omniacreator/qtcreator,richardmg/qtcreator,jonnor/qt-creator,xianian/qt-creator,jonnor/qt-creator,KDE/android-qt-creator,yinyunqiao/qtcreator,Distrotech/qtcreator,yinyunqiao/qtcreator,danimo/qt-creator,KDE/android-qt-creator,xianian/qt-creator,colede/qtcreator,AltarBeastiful/qt-creator,danimo/qt-creator,amyvmiwei/qt-creator,KDE/android-qt-creator,Distrotech/qtcreator,omniacreator/qtcreator,yinyunqiao/qtcreator,syntheticpp/qt-creator,syntheticpp/qt-creator