xF2 Add-on [Xen-Soluce] Upgrade Coupons 2.1.1 Fix 4

Changed :

• N/A

Added :

• Now compatible wtih [Xen-Soluce] User Upgrade Pro. (@fmsc88 #Report)
• Use limited by user. (@fmsc88 #Report)

Removed :

• N/A

Note :

• N/A

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