* Removes a bunch of content that doesn't need to be in the suer manual
anymore.
* Fixes issues so it's more readable in source form.
* Adds help chapter.
* Moves links out of paragraphs to reduce line length.
* Cleans up some language.
* Fixes some links.
- a line in the .gitignore file to ignore the built documentation
tree.
- a complete revision/editorial pass of all non-technical documents
that outline process, project fundamentals, and background. These
edits clarified the text, unified the style, and elaborated on
stubs.
