Gravity Forms GetResponse Addon 1.9.0

- Added the [gform_getresponse_limit_pre_get_custom_fields](https://docs.gravityforms.com/gform_getresponse_limit_pre_get_custom_fields/) filter allowing the maximum number of custom fields which are retrieved to be overridden.

- Fixed an issue where values are not added to a multi_select type custom field when multiple choices are selected for the Multi Select field.

- Added the [gform_getresponse_contact](https://docs.gravityforms.com/gform_getresponse_contact/) filter.