Make it work with the latest Ray 1.7 Ray serve; removed all outdated …

[dmatrix]

• Replaced Ray Serve 0.8 version with the latest
• Simplified the third notebook
• Added links to Ray Server videos and blogs
• TODO Adde a third notebook for updating and deploying versions of models

Signed-off-by: Jules S.Damji jules@anyscale.com

[mGalarnyk]

looks good! Thanks for fixing this!