Reinstate legacy hash functions for the benefit of legacy network protocols.
Documentation update
Readded #pike versions outside of defined reange.
pgsql: /*semi*/final for efficiency.
8.0::Locale: No need for an inherit here.

Inheriting joinnodes (or for that matter dirnodes) is not a good idea.

As compatibility modules are automatically joined with their newer
versions, there's also no need for the inherit except for documentation
purposes.

Fixes [bug 7364].
SSL.ClientConnection: Added missing constant.
Compat: Added some symbols from 8.0.
Fixed Crypto compat code.
Fixed Yabu compat code.
Test Locale.Charset compat.
Testcase for Parser.XML.Validating compat.
Possibly correct sybase compat.
Stdio.File compat test.
pgsql: Docs tuned.
Doc fixes.
Fix some more docs.
read_ints exsists
The buffer_error_program only takes one argument.

This could probably be handled better.
Use SSL.Buffer instead of ADT.struct
Deprecate ADT.struct