Gravity Perks - Copy Cat 1.4.86

Fixed performance issue when clearing values was triggered via conditional logic.
Fixed an issue where clearing values for checkbox triggers when a target input was revealed via conditional logic could created an infinite loop.

Fixed issue where GPCC's conditioanl logic handling would overwrite edited values when the form was reloaded.

Fixed issue where multiple values copied into a single input would not be cleared if unchecking a checkbox.
Fixed issue where using the gpcc_copied_value filter would prevent filtered values from being cleared if the checkbox controlling the copying is unchecked.
Added "Update URI" to plugin header to improve security.