YITH WooCommerce Points and Rewards Premium 4.12.0

New: Support to WordPress 4.9.8
Dev: New filter 'ywpar_discount_applied_message'
Dev: New filter 'ywpar_approx_function'
Dev: New filter ywpar_update_wp_cache and force update user meta replacing the wp user cache
Update: Plugin Core 3.0.21
Update: Language files
Fix: Issue with rewards coupons with WooCommerce Multilingual
Fix: Issue with PHP 7.2
Fix: Fixed non-numeric value on adding points to user for first time when $pointsvar is empty
Fix: Counter on repeating rules for extra points
Fix: Added missing string for WPML

New: Support to WordPress 4.9.6 RC2
New: Support to WooCommerce 3.4.0 RC1
New: Integration with WooCommerce Currency Switcher version 1.2.4
Dev: New filter 'ywpar_points_earned_in_category', 'ywpar_coupon_label to change coupon label', 'ywpar_before_currency_loop'
Dev: New filters 'ywpar_get_point_earned_price', 'ywpar_before_rewards_message','ywpar_calculate_rewards_discount_max_discount_fixed'
Update: Plugin Core 3.0.15
Update: Language files
Fix: Amount redeemed when order cancelled or failed
Fix: Get back redeemed points when an order is cancelled
Fix: Percentual symbol Reward Percentual Conversion Rate
Fix: Free shipping on redemption
Fix: Empty value warning

Update: Language Files
Fix: option 'Hide points message for guest' wasn't working correctly