function _set_module_vars($namespace, $key, $value)
{
    $declared_modules = get_core_vars(_get_app_declaration_prefix() . 'declared_modules');
    $declared_modules[$namespace][$key] = $value;
    return set_core_vars(_get_app_declaration_prefix() . 'declared_modules', $declared_modules);
}
function _get_declared_theme_values($namespace, $key)
{
    $declared_themes = ($declared_themes = get_core_vars(_get_app_declaration_prefix() . 'declared_themes')) ? $declared_themes : array();
    if (riake($namespace, $declared_themes)) {
        return $declared_themes[$namespace][$key];
    }
    return false;
}