Adds a forgot password link to the registration step log in form. Requires Event Espresso 4 and WP Users integration add-on. From http://eventespresso.com/topic/translation-not-working-3/#post-170249

wp_user_forgot_password.php

<?php
//* Please do NOT include the opening php tag, except of course if you're starting with a blank file

// add wp forget password to WP user log in reg step
// 
add_action( 'AHEE__Form_Section_Layout__ee_spco_wpuser_login_reg_step_form', 'jf_ee_add_the_password_link' );

function jf_ee_add_the_password_link() {
    add_action( 'AHEE__before_spco_whats_next_buttons', 'jf_ee_add_forgot_password_link' );
}

function jf_ee_add_forgot_password_link() {
    ?>
    <a href="<?php echo wp_lostpassword_url(); ?>" title="Lost Password">Lost your password?</a>
    <?php
}