vtty-launch, add periods to the ends of all messages, suggest uvtty-launch when running under a uvtty
uvtty-launch: Suggest using vtty-launch when running under a vtty, Add periods to the ends of messages, error out earlier when not on a uvtty
build_core: Fix logging of compile time, delimininate it when generating the packagecompilescript script
Linux 7.1
uvtty-launch: Add the uvtty-launch prefix to error messages
uvtty: Handle when a uvtty-launch'd display server quits when the session is inactive
xfce4-session: Don't conflict with Debian's wayland-sessions file
xfwm4 has themes that xfwl4 needs