* Reorganize docs folder; isolate dev docs and user docs; integrate foam-template docs
* Rename how-to to getting-started
* Fixup all references
* Fix contribution-guide.md
* Fix asset references
* Fix user/index.md
* Spelling is good.
Thanks @DrakeWhu
* Add note about how to wite docs for foam
* reorganized and updated foam docs
* minor changes to vscode extension readme
* added 404 page and minor changes
Co-authored-by: Joe Previte <jjprevite@gmail.com>