Donation For WooCommerce 3.7.1

* ADDED - button to synchronize redundant data.
* FIXED - Memory leak on new order creation.
* IMPROVED - If reports.csv missing, it will create a new file on server.
* IMPROVED - Query optimization for donation count.

* FIXED - CSS issue for donation amount fixed on order page.
* FIXED - Optimized query for donation counts on all campaigns.
* FIXED - Month Filter hide from all other post types.
* FIXED - place_order on checkout button query is conflict with my account page is fixed now.

* ADDED - Compatible with Multisite.
* ADDED - Gift Aid.
* ADDED - Tributes.
* ADDED - WC Donation Reports.
* ADDED - WC Donation Reports Exports via CSV & PDF.
* ADDED - Send Donation Receipt as Email on each donation.
* ADDED - User can see their donation on frontend and export the donation via CSV & PDF By using shortcode [donation_reports].
* FIXED - Translation for interval, period, length for recurring donation (WOOC-444).
* FIXED - Donation Goal field change to number type and frontend will show with proper number format.
* FIXED - Empty Goal amount field shows warning on frontend.