updates on pax and metier definitions
Merge branch 'master' of github.com:einarhjorleifsson/pax

Conflicts:
	inst/pax_bin/compute
	inst/pax_bin/count
	inst/pax_bin/plokk
	inst/pax_bin/preproject
	inst/pax_bin/select
	inst/pax_bin/subtotal
	inst/pax_scripts/01vpasksl.sh