Add See what's new section to Learn (MystenLabs#1320)

* Update index.md

Add See what's new section toward top of Learn index
Move E2E tutorial below Move and Wallet

* Update index.md

Fix Sui compared to other blockchains link

doc/src/learn/index.md

@@ -6,21 +6,31 @@ title: Learning Sui
 
 Welcome to the documentation for the Sui platform. Since Sui is built upon the core [Move](https://github.com/MystenLabs/awesome-move)
 programming language, you should familiarize yourself with it and use this content to apply the differences. For a summary of these differences, see
-[Sui compared to other blockchains](../learn/sui-move-diffs.md).
+[Sui compared to other blockchains](../learn/sui-compared.md).
 
 For a deep dive into Sui technology, see the [Sui Smart Contracts Platform](../../../paper/sui.pdf) white paper. Find answers to common questions about our [roadmap](https://github.com/MystenLabs/sui/blob/main/ROADMAP.md) and more in our [FAQ](../contribute/faq.md).
 
-## Kickstart development
+## See what's new
 
-### End-to-end tutorial
-Start with the [Sui Tutorial](../explore/tutorials.md) for a summary view of setting up your environment, starting a Sui network, gathering accounts and gas, and publishing and playing a game in Sui.
+Find the latest updates to these contents in this section:
+
+* [REST API publishing](../build/rest-api.md#post-apipublish) - Instructions exist for publishing Move modules via the Publish endpoint.
+* [Wallet improvements](../build/wallet.md#active-address)- Active (default) addresses and [using gas objects for transactions](../build/wallet.md#paying-for-transactions-with-gas-objects) are supported.
+* [SUI FAQ](../contribute/faq.md) - Frequently asked questions posted in [Discord](https://discord.gg/mysten) and elsewhere can be found online.
+
+See the Sui `doc/src` [history](https://github.com/MystenLabs/sui/commits/main/doc/src) for a complete changelog of updates to this site. 
+
+## Kickstart development
 
 ### Move quick start
 Go to the [Move Quick Start](../build/move.md) for installation, defining custom objects, object operations (create/destroy/update/transfer/freeze), publishing, and invoking your published code.
 
 ### Wallet quick start
 See the [Wallet Quick Start](../build/wallet.md) for installation, querying the chain, client setup, sending transfer transactions, and viewing the effects.
 
+### End-to-end tutorial
+Finish with the [Sui Tutorial](../explore/tutorials.md) for a summary view of setting up your environment, starting a Sui network, gathering accounts and gas, and publishing and playing a game in Sui.
+
 ## Navigate this site
 
 Navigate and search this site however you see fit. Here is the order we recommend if you are new to Sui: