merge wiki contents, content edits
rename to utilities
remove wiki'd proposals
rename best practice
remove snarky comments
add security considerations, minor edits
stixviz pic nogo
add wiki content to docs
revert changnes to config
revert changes to content
revert content
Reverted changes to homepage, renamed some things

Eventually we need to figure out what to do with the homepage but the
minimal content that was there in the pull request is not enough.
Merge remote-tracking branch 'origin/revised'