Merge pull request #16 from jmaas/master

Syslinux update
Merge pull request #17 from jmaas/master

Downgrade menu.c32/pxelinux.0 to syslinux 3.86; 4.x is breaking VMware.
Merge pull request #19 from jmaas/master

New distro signatures and small dev-env change
Cobbler 2.4.1 release announcement