Filter Resource Fields 1.0.5

Fixed compatibility with older XF versions (XF 2.0/2.1/2.2)
Fixed compatibility with older PHP versions (<8.0)

• Fixed a bug causing filter to not display in subcategories. You must explicitly select the newly-visible subcategories under Admin > Setup > Options > Filter Resource Fields or filtering won't display there.
• Changed minimum PHP version from implicit 8.0 to explicit 7.1.

Fixed InvalidArgumentException error.