Try that fix again now (ie. pull down the latest commit from branch 6254-installer-symlink-warnings-mishandling) - I made a pretty obvious mistake when looking at it this morning.
> $ hostname > berta.calbasi.net > $ hostname -f > berta.calbasi.net I think only "berta" should be here, according the guide. But I've used the installation script... Well, I'm going to reboot and try again...