docs home page needs updating

[krancour]

The page had gotten stale over time. There are several broken links and the overall structure of the page doesn't mirror the structure of the doc tree very well.

[TomNelsonTembo]

Hey There....I am new to Go and Kubernetes, Is it okay if I started working on this??

[krancour]

@TomNelsonTembo this project is no longer active.