Gravity Flow Form Connector 2.4.0

Fixed an issue with the form submission step when the target page contains the submit shortcode. Requires Gravity Flow 2.5.4.
Updated translations.

Updated help text on Update Fields step settings screen.
Updated translations.
Fixed the form display and submission processes for the Form Submission step running for both the parent and nested form when used with GP Nested Forms.

Added support for the license key constant GRAVITY_FLOW_FORM_CONNECTOR_LICENSE_KEY.
Updated Gravity_Flow_Step_Update_Entry::get_entry_lookup_search_criteria() to support processing merge tags. Credit: Jake Jackson.
Deprecated Gravity_Flow_Step_Update_Entry::gravityflow_entry_lookup_sort_criteria()
Deprecated Gravity_Flow_Step_Update_Entry::gravityflow_entry_lookup_search_criteria()