v0.4.13

LlamaIndex 0.4.13 is out:

• Our KG Index has gotten a big upgrade: now you can query the KG using embeddings instead of exact keyword matching! Huge s/o @logan-markewich
• Our download_loader integration with LlamaHub now allows for more complex loaders that require multiple files! Check out our @github integration (s/o @ahmetkca)
• S/o @Ryanglambert for fixing upset behavior in our pinecone index.