test, provide regression fixc_from_fixml_07 for empty fixml documents

Signed-off-by: Sebastian Freundt <freundt@ga-group.nl>
test, provide more regressions for empty fixml docs or even different docs

Signed-off-by: Sebastian Freundt <freundt@ga-group.nl>
fix, PEBKAC, libfixc is working correctly, regressions were wrong, fix up regression tests

Signed-off-by: Sebastian Freundt <freundt@ga-group.nl>
Merge branch 'fix/empty-fixml' into next

* fix/empty-fixml:
  fix, PEBKAC, libfixc is working correctly, regressions were wrong, fix up regression tests
  test, provide more regressions for empty fixml docs or even different docs
  test, provide regression fixc_from_fixml_07 for empty fixml documents
Merge branch 'next'

* next:
  fix, PEBKAC, libfixc is working correctly, regressions were wrong, fix up regression tests
  test, provide more regressions for empty fixml docs or even different docs
  test, provide regression fixc_from_fixml_07 for empty fixml documents