Fixes rounding errors in block positions.
Fixes rounding errors in block positions.

Influences the position of the folded-block markers.

Reviewed-by: thorbjorn

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