Gravity Perks - Populate Anything 2.0.39

Fixed PHP warning in Gravity Forms Entry Object Type.

Fixed a potential issue where multiple field populations using form entries may fail when filtering using a date field.
Fixed issue where emptying out dynamically populated values on multi-page forms would cause the value to be restored when navigating pages.

Added support for populating List field values from other List fields.
Updated the GF Entry Object Type to allow using List fields as properties.
Added new gppa_is_supported_field JavaScript filter.
Fixed issue where Live Merge Tags could get improperly populated with values from unchecked checkboxes.
Fixed issue where filtering by date fields would not work if the value coming from the database was in YYYY-MM-DD format.