:book: Update documentation before Kubecon

[michaelryanpeter]

Update the documentation to reflect the current development state of OLM 1.0.

Content:

• Remove "Why OLM v1?" in favor of the "OLM v1 Overview" introduced in 📖 Add OLMv1 Overview doc #692
• Quickstart/installation
• Adding a catalog of extensions 📖 Update "Adding a catalog of extensions" #694
• Querying a catalog 📖 Update documentation for "Finding extensions to install" #696
• Installing an extension 📖 Update docs for Installing and deleting extensions #700
• Version ranges/Semver support (just adding links to draft docs for now).
• Deleting an extension 📖 Update docs for Installing and deleting extensions #700

/assign

[camilamacedo86]

HI @michaelryanpeter

Can we close this one or still something that we need to do?

[michaelryanpeter]

Oops. This is very old. This can be closed.