Lichen (graph)

	Made ord a generic function, introducing __ord__ special methods and Unicode
	Obtain and reuse next methods instead of accessing them repeatedly on iterators.
	Updated expected output.
	Implemented the chr built-in function.
	Fixed number-to-string output when the number is zero.
	Moved C library functionality into a separate package, adjusting built-in
	Rearranged iteration-related functionality within a __builtins__ subpackage.
	Fixed native fdopen usage and the result of the fdopen function.
	Moved the special attribute names collection to the top of the Importer class.
	Removed Python path elements from the library search path.
	Comma-separate the deferred references. Removed the cache format description.
	Eliminated separate objects for bound and unbound methods, requiring that the
	Adjusted the test and updated the expected output comments.
	Fix the members accessed in __update_context.
	Changed string and Unicode slicing methods with use of the generic sequence
	Confine indexes used in slicing operations, returning empty sequences where
	Added character quoting/escaping for __repr__ output. Reordered string methods.
	Fixed the find and split methods, added lstrip, rstrip, strip implementations.
	Implemented list pop and addition methods.
	Added rfind and split implementations, fixing the end limit in the find method.
	Added string multiplication.
	Fixed some testing of string literal prefixes, moving b-prefixed string
	Support backslash-encoded values more thoroughly, interpreting certain encoded
	Configure the Makefile using generated secondary Makefiles, replacing the
	Updated copyright details for 2017 modifications.
	Re-introduced direct assignment of names in sequence assignments provided that
	Removed optimised sequence assignment involving equal length sequences because
	Added a simple "generator equivalent" example.
	Removed relative import notation.
	Expanded the test of get_using.
	Make sure that get_using actually tests the context.
	Added another, shorter test of get_using, commenting the existing test slightly.
	Fixed the test for an absence of attribute names for an access.
	Test for unknown attributes hiding in attribute chains.
	Rewrote a list comprehension.
	Introduced common __name__ and __parent__ attributes for classes and modules and
	Exposed invocations as instruction sequences in order to rearrange instructions
	Updated the test of special name attributes.
	Fixed the string representation of slice-based instances.
	Fixed accesses with static initial bases despite any initial instance accessor.
	Fixed non-newline print statement usage.
	Merged branches.
	Replaced __mname__ with __oname__ to provide class and function locations.
	Exposed result objects to the attribute access instruction encoding mechanism.
	Fixed include ordering to make progops.h use definitions set in main.h.
	Made class and function instance __name__ attributes leafnames, introducing a
	Added a demonstration of getattr involving a visitor-like object dispatching to
	Make getattr update the context when a method is obtained via an instance.
	Output a trailing space for the non-newline variant of the print statement.
	Raise a TypeError when no callable is obtained within get_using.
	Rearranged invocation expressions to avoid potential sequence point problems.
	Redirect standard error to the build logs so that warnings are collected there.
	Confined output program temporary variable management to the translator.
	Fixed reading of exception handling namespaces from the cache.
	Fixed typing error.
	Record namespaces with exception handling in order to avoid generating unused
	Updated copyright and licensing information.
	Enabled all compiler warnings, fixed attribute initialiser warnings along with
	Added simple import and __file__ attribute test.
	Added clear and __delitem__ methods to the dictionary implementation.

Lichen

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