Final head of the former 2.1 branch

1. c62e0ef Update install-sh using version from automake 1.4. Closes patch #103657 by Neil Schemenauer · 25 years ago
2. 54047c8 Exit when a mv or cp fails (Sjoerd Mullender). by Guido van Rossum · 27 years ago
3. c594baa Avoid using dirname; sed can do this just as well... by Guido van Rossum · 27 years ago
4. 01b68fd X11 install.sh script by Guido van Rossum · 29 years ago