v1.0

The extension provides following support:

• Provides "create credit note" option for all types of payments.
• Supports multiple credit notes.
• Supports and validates credit note creations or updates through FORMs or APIs, to make sure amount matches with that of original payment.
• Modifies invoice-number column in core contribution table, which also makes invoice receipts display invoice-number of that of the credit note e.g CN_234
• Uses Civi's existing invoice settings for credit note prefix. For multiple credit notes invoice numbers are of the format CN_765, CN_765_2, CN_765_3 etc.
• Provides a smarty variable ($isCreditNote) which could be used in invoice receipt template for adjustments per credit note.