* module/Makefile.am (ice-9/boot-9.go, NOCOMP_SOURCES): Add
r7rs-libraries.
* module/ice-9/boot-9.scm ("ice-9/r7rs-libraries"): Include file.
* module/ice-9/psyntax.scm (call-with-include-port): New definition.
(include): Use call-with-include-port.
* module/ice-9/psyntax-pp.scm: Regenerate.
* module/ice-9/r7rs-libraries.scm: New file.
* module/scheme/base.scm (r7:include, r7:include-ci): Fix mistaken use
of core "include". Use include-ci from core.
(features): Remove features that are already part of core.
* NEWS: Update.
* module/Makefile.am (SOURCES): Add new files.
* module/scheme/base.scm:
* module/scheme/case-lambda.scm:
* module/scheme/char.scm:
* module/scheme/complex.scm:
* module/scheme/cxr.scm:
* module/scheme/eval.scm:
* module/scheme/file.scm:
* module/scheme/inexact.scm:
* module/scheme/lazy.scm:
* module/scheme/load.scm:
* module/scheme/process-context.scm:
* module/scheme/r5rs.scm:
* module/scheme/read.scm:
* module/scheme/repl.scm:
* module/scheme/time.scm:
* module/scheme/write.scm: New files. Thanks to Göran Weinholt for
akku-scm and OKUMURA Yuki for yuni, off of which some of these files
were based.
