Pschedule, Pcd, Pburn, Grub4dos

PETs upgraded:

Pschedule 0.9-2 (zigbert)
Pcd 1.4 (zigbert)
Pburn 3.3.1 (zigbert)
Grub4dos 0.4.4.v1.6.3 (shinobar)

Tags: woof