Tribe: Fix Month View link problem for recurring events

functions.php

// When you only have recurring events, the next month link won't show. Resave the event or add this snippet.
// Written by Barry Hughes
// Problem thread: http://tri.be/support/forums/topic/one-side-of-month-pagination-missing/

add_action( 'added_post_meta', 'fix_29781_recurrence_pagination', 10, 3 );

function fix_29781_recurrence_pagination( $meta_id, $object_id, $meta_key ) {
    if ( TribeEvents::POSTTYPE !== get_post_type( $object_id ) ) return;
    if ( '_EventDuration' !== $meta_key ) return;
    TribeEvents::instance()->rebuild_earliest_latest();
}