More minor edits and cleanup.

Misc. edits and cleanups.

Swapped .OSTYPE and .PLATFORM definitions.

Fix typo.

Fixed typos and other minor edits.

Changed all the single quote strings and any double quoted strings ...

containing literal configuration text to unquote Courier font.

Considerable formatting cleanup, especially of unformatted sections.

Added Gotchas section.

Finished advanced section for programmers.

Wrote section on the .literal directive.

Added detail concerning conditional directives.

Updated to reflect new syntax for existential tests.

Wrote section on comparison conditionals.

Wrote section on Existential Conditionals.

Began section on conditional directives.

Documented the .include directive.

Some clarification of indirect variable access. ...

Clarification of what happens when AllNewVars=False.

Minor edits and cleanup.

Removed references to AllowNewNamespaces. Clarified discussion of how ...

validation for NAMESPACE works.

Wrote validation sections.

Documented the mailing list. ...

Documented how the program handles illegal initial namespaces.
Documented the semantics of LegalVals in the case of the NAMESPACE variable.

Documented the predefined variables.

Further clarification of namespaces.

Finished section on namespace processing.

Started fleshing out the details on lexical namespaces.

Minor cleanups.

Noted that reference delimiters not permitted in variable names. ...

Clarified that attempts to nest variable references causes an error.

Documented indirect variable addressing.

Minor edits and formatting cleanup. ...

Noted that NAMESPACE is a pre-defined variable used internally.
Noted that user variables cannot begin with a period.

Added sections on namespace processing. ...

Formatting cleanup.
Changed API argument from InitialSymTbl to InitialSymTable.