Gravity Perks - Email Users 2.0.6

Added gpeu_field_filters_from_conditional_logic to allow filtering the field filters generated from conditional logic that will be used to search entries.
Fixed notice generated when evaluating non-field-based conditional logic rules.

Added gform_admin_pre_render filter to forms when creating an email draft to get a more accurate list of available merge tags.

Added gpeu_show_message_preview PHP filter to control whether message previews are shown when reviewing emails before sending.
Added preview/review screen
Added support for filtering who to send to by using conditional logic.
Updated Email Users to use the Gravity Forms settings API and updated the message input to be a rich text editor.
Added "Update URI" to plugin header to improve security.