PHP Notice in Version 2.0.1

Howdy,

After installing and activating version 2.0.1 there is a PHP Notice in the debug.log:

[20-Mar-2019 16:54:32 UTC] PHP Notice: Undefined index: enabled in /app/public/wp-content/plugins/taxjar-simplified-taxes-for-woocommerce/includes/class-wc-taxjar-integration.php on line 42

I believe this can be fixed by changing line 42 to:

if ( ( isset( $this->settings['enabled'] ) && 'yes' == $this->settings['enabled'] ) ) {