Integrate GP with Sensei

functions.php

add_action( 'after_setup_theme','generate_remove_sensei_default' );
function generate_remove_sensei_default()
{
    global $woothemes_sensei;
    remove_action( 'sensei_before_main_content', array( $woothemes_sensei->frontend, 'sensei_output_content_wrapper' ), 10 );
    remove_action( 'sensei_after_main_content', array( $woothemes_sensei->frontend, 'sensei_output_content_wrapper_end' ), 10 );

    add_theme_support( 'sensei' );
}

add_action('sensei_before_main_content', 'generate_sensei_wrapper_start', 10);
add_action('sensei_after_main_content', 'generate_sensei_wrapper_end', 10);

function generate_sensei_wrapper_start() {
?>
    <div id="primary" <?php generate_content_class();?>>
        <main id="main" <?php generate_main_class(); ?> itemprop="mainContentOfPage" role="main">
            <?php do_action('generate_before_main_content'); ?>
<?php }

function generate_sensei_wrapper_end() {
    do_action('generate_after_main_content'); 
    ?>
	    </main><!-- #main -->
	</div><!-- #primary -->
    <?php 
    do_action('generate_sidebars');
}