php8.0 BUT READ CARFULLY. THERE'S A BUG

[flobee]

hi. see the test script of the changes Files changed. commented solution for real float tests. something went wrong since ~ c5ce42c

same code base but different coding style AND one disabled test because there is something wrong:

actual branch (my, incl your latest) https://app.travis-ci.com/github/flobee/spss/builds/247089918 php8: https://app.travis-ci.com/github/flobee/spss/jobs/561296016