Updated xpce
ADDED: Allow colouring of goals written as {...}.
ADDED: library(pprint), providing the term pretty printer that is used
by the graphical debugger for normal Prolog usage.
Updated xpce (moved pprint.pl)
Spelling
ENHANCED: provide precise location through prolog_load_context/2 term_position.
Cleanup: deleted '$substitute_atom'/4.  Not in use anymore.
MODIFIED: prolog_load_context(term_position, Pos), now returns a
'$stream_position'/4 term with real info in all fields rather than
a '$stream_position'/5 where all info except for the line count was
fake.
Updated CHR
Cleanup some dead code
Updated http and pengines
Updated http
Updated http
Updated pengines
ADDED: library(sandbox): Support ^ and // meta-arguments
Enhanced: pwd/0: use print_message/2.  This should also be done for the
remainder of this library.
better naming in transpose/2 and related predicates
shorten
make it more elegant (and amenable to first argument indexing)
CLP(B): documentation improvements. Gernot Salzer.