skeleton: add srv directory
init.d: add nfs server startup script
config: add rpi_minimal_defconfig
kernel: update kernel config
kernel: update kernel patchset
allow custom git version of busybox to be specified
busybox: update defconfig
init.d: update rcS
config: update server_defconfig to use eglibc and gcc 4.8.x
kernel: bump to version 3.10.20