Allow the editor to edit theme options

functions.php

// Allow the editor to edit theme options
function add_theme_caps() {
    // gets the editor role
    $role = get_role( 'editor' );

    // This only works, because it accesses the class instance.
    // would allow the editor to edit options posts for current theme only
    $role->add_cap( 'manage_options' ); 
}
add_action( 'admin_init', 'add_theme_caps');