* textbinary.sgml: Ditto. Rephrase certain paragraphs to match
Cygwin 1.7 behaviour. Add popen(3) and pipe(2) behaviour. Make
quite clear that binmode is preferred. Add *mode.o files to
description for developers.
cygserver and its relation to the "Bad system call" error.
* faq-setup.xml (faq.setup.uninstall-all): Mention postgresql.
* overview2.sgml: Update security info on shared memory.
* setup-net.sgml: Add "internet-setup" id anchor.
* overview.sgml: Update "What is it?" section. Add links to
"Is it free software?" section. Update "Brief History" section.
* overview2.sgml: Rewrite "Expectations for {Windows,Unix}"
as "Quick Start for those more experienced with {Windows,Unix}".