FMSLogo Code

Combine the examples of PUSH, POP, QUEUE, and DEQUEUE into a single
<programlisting> because the snippets depend on each other and are not
independent listings.

Also add commands to show the stack/queue for POP and DEQUEUE so that
the side-effect of removing an item from the variable is manifest in
the example.

Translate the documentation for the data structure mutators into Spanish.
This was based on Rosario Ruiz's translation of the MSWLogo manual.

Translate the documentation for all data structure selectors into Spanish.
The translation was based on Rosario Ruiz's translation of the MSWLogo manual.

Finish translating the data structure constructors to Spanish.
This translation was based on the translation of the MSWLogo
manual by Rosario Ruiz.

Further note that the predicate input may be an explicit slot template.

Clarify the meaning of the predicate input to SORT.

Explicitly document the origin input.
This inadvertantly removed when the MSWLogo manual was ported
from winhelp to DocBook.

Explicitly document the sizelist and origin inputs, instead of
assuming that their names are self-descriptive.
The description of these inputs was present in the MSWLogo manual,
but were removed when the manual was reformatted into DocBook.

Translate the descriptions of MDARRAY and LISTTOARRAY to Spanish.
This was based on the translation of the MSWLogo manual by Rosario Ruiz.

Add missing <parameter> tag