Allow navigating into/from children with arrow keys
Allow navigating into/from children with arrow keys

Related to merge request #106: Jump to filename if Key_Left pressed on
result string in SearchResultWindow.

Reviewed-by: Daniel Molkentin <f783803728c8c54bb3b904348e09c96edb466bf9@nokia.com>

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