Update news-index.md

Author: shannona

_includes/news-index.md

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-_**Latest News:** [zewif](https://github.com/BlockchainCommons/zewif), [zewif-zcashd](https://github.com/BlockchainCommons/zewif-zcashd), and [zmigrate](https://github.com/BlockchainCommons/zmigrate) crates released (3/30/25). New [Meetings page](/meetings/) created (3/18/25). Reports of first three Zcash meetings available from [ZeWIF page](/chains/zcash/zewif) (3/14/25). Major revisions to the [UR pages](/ur/) (2/26/25). Updates to the [SSKR page](/sskr/), including new, better detailed [test vectors](/sskr/vectors/) (2/12/25)._
+_**Latest News:** [ZexCavator v0.0.1](https://forum.zcashcommunity.com/t/grant-proposal-zcash-extensible-wallet-interchange-format-zewif/49730/45) released by Zingo Labs (5/24/25). [zmigrate demo meeting](https://developer.blockchaincommons.com/chains/zcash/zewif/meeting4/) held (4/16/25). [zewif](https://github.com/BlockchainCommons/zewif), [zewif-zcashd](https://github.com/BlockchainCommons/zewif-zcashd), and [zmigrate](https://github.com/BlockchainCommons/zmigrate) crates released (3/30/25). New [Meetings page](/meetings/) created (3/18/25). Reports of first three Zcash meetings available from [ZeWIF page](/chains/zcash/zewif) (3/14/25)._
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