Full proofreading pass on user guide.
* Fixed many small typos
* Fixed many small grammar issues, requiring small rephrasing
* Reworded many phrases to avoid problem with "literal"s being truncated
at EOL
* Added blank columns to some tables to avoid overwrites
* Added newlines to code samples to avoid truncation
* Edited all task dependency graphs to use UML "depends on" notation,
with arrow from task to depended task, along with a mention of this in
the introduction
* Added info to "README.md" to describe how to edit graph images
* Fixed template link for API references
* Ensured text uses "left double quote" and "right double quote" where
appropriate
* Made a handful of small actual content changes to emphasize points not
fully covered
* Changed some "p" elements to "para"
* Changed some "thread" elements to "thead"
Minor tweaks to the user guide edit
Reverted/tweaks some edits to the samples in the interest of readability
Reverted reformat that would break test
Reverted the use of nbsp to force PDF formatting
- In several cases the rendering was worse in HTML format
- We should improve our PDF rendering engine rather than hacking the source
Merge pull request #306 from davidmichaelkarr/docfixes