No-Titlebar theme

No titlebar theme :Just a window decoration theme with no window decorations We can't have the same result just by removing titlebar in kwin rules, because it would also disable borders, and halo, and shadow.This display just a little transparent border, with halo and shadow, but no titlebar and no buttons, for a clean and modern/original desktop.This can be used for navigation with keyboard shortcuts, or in combination with a plasmoid such as Active Window Control (http://kde-look.org/content/s Source: https://www.opendesktop.org/p/1117815