Feature/documentation fixes
Changes to both manual and documentation provided by the src
command itself.
- Consistent quoting.
- Consistent use of "SRC" and "src".
- Added a couple of missing synonyms ("di" and "vis") to documentation from
src
. - Reflow of paragraphs.
- Headings for some of the help sections in
src
.
Reformat of multi-line comments in the code.
(Further details in supplied commit messages)