build:add script to sort netbsd sets and sort minix/mi.

Change-Id: I309d8bbcfe2f5b6d5e1ae7626422c4402985ad1d
build:add tool to convert from METALOG to proto files.

Change-Id: I5c4e15b1a2bac5a4ca3a0530f8d6aa2643ac720a
Merge branch 'master' of git://git.minix3.org/minix into add_thread