Add some comments about code folding
Add some comments about code folding

I needed to find out how this works the hard way, so add
at least some hints on how to work with code folding:-)

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