make parsing of numeric parameters more robust (#39) * make parsing of numeric parameters more robust accepts now spaces between parameter name and =|:, between =|: and number and integers instead of floats * fix copy paste error * require php 8.0 minimum * fix formatting + style * make parsing of numeric parameters more robust accepts now spaces between parameter name and =|:, between =|: and number and integers instead of floats * fix copy paste error * require php 8.0 minimum * fix formatting + style * Update plugin.info.txt * Update geotag.php * fix return type --------- Co-authored-by: Mark Prins <1165786+mprins@users.noreply.github.com>