chore, cosmetics, refrain from using subshells, use process brackets

Signed-off-by: Sebastian Freundt <freundt@ga-group.nl>
fix, distribute pkgdata_DATA

Signed-off-by: Sebastian Freundt <freundt@ga-group.nl>
chore, mention yuck intermediaries in CLEANFILES

Signed-off-by: Sebastian Freundt <freundt@ga-group.nl>
chore, clean up yuck intermediaries in test/ dir, don't distribute

Signed-off-by: Sebastian Freundt <freundt@ga-group.nl>
Merge branch 'bld/dist'

* bld/dist:
  chore, clean up yuck intermediaries in test/ dir, don't distribute
  chore, mention yuck intermediaries in CLEANFILES
  fix, distribute pkgdata_DATA
  chore, cosmetics, refrain from using subshells, use process brackets