Fixed moving lines up/down through folded code
Fixed moving lines up/down through folded code

Previously this resulted in the folded code being removed.

Task-number: QTCREATORBUG-768

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