Document the contrib/ sub-directory.
Fixed the documentation for the arch-dpecific 'CT_DoArchValues' function.

/trunk/docs/overview.txt | 20 13 7 0 +++++++++++++-------
1 file changed, 13 insertions(+), 7 deletions(-)

# Compute IA-64-specific values

CT_DoArchValues() {

    # The architecture part of the tuple:

    CT_TARGET_ARCH="${CT_ARCH}"

}