Alternative implementation of session state

Hey all, :wave:

Wanted to let everyone know we have some updates regarding Session State! It’s now natively supported in Streamlit via the 0.84.0 release! :partying_face:

To use, upgrade to the latest version:

pip install --upgrade streamlit

Here are some helpful links:

Looking forward to hearing what you think :balloon:

@biellls @stonier @Ramyashree @jetilton @nnpy @benelot @Sumit_Kumar_Ram @M_A @avn3r @Marc