Sets up tftp pxe config and nfs server on host "faiserver".
-If our kernel has no nfs support, uses apache, and depends on another
-repo of Ian Kelling, basic-https-conf, where the file is at
+If our kernel has no nfs support, uses apache intead of nfs, and depends
+on another repo of Ian Kelling, basic-https-conf, where the file is at
/a/exe/web-conf.
Usng this, you can boot into fai with pxe-kexec without changing