[M3devel] New m3gdb documentation

[Rodney M. Bates]

There is a new and greatly expanded web page with documentation on m3gdb,
the Modula-3 debugger, located at:

   http://modula3.elegosoft.com/cm3/doc/help/m3gdb/m3gdb-onepage.html

It's also accessible with more indexing, through the normal Modula-3
web pages, for example, starting at:

   http://modula3.elegosoft.com/cm3

and clicking through:

   -> Documentation -> CM3 Operations Guide-> m3gdb

Rodney M. Bates