* Nixed some of the mongodb references--pretty sure we're done with that.
* Fixed some awkward language.
* Fixed : :: stuff. Sphinx lets you do :: so you don't need the additional
colon.
* Turned a paragraph into a .. note:: section. That makes it easier to
notice and read.
* 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.
