davidre added a comment.
It seems it is possible to do this (removing stuff from the data engine) after all. I will try to work on this in the next time REPOSITORY R99 KDE Gtk Configuration Tool REVISION DETAIL https://phabricator.kde.org/D28072 To: gikari, cblack, #plasma Cc: davidre, plasma-devel, Orage, LeGast00n, The-Feren-OS-Dev, cblack, jraleigh, zachus, fbampaloukas, GB_2, ragreen, ZrenBot, ngraham, himcesjf, lesliezhai, ali-mohamed, jensreuterberg, abetts, sebas, apol, ahiemstra, mart