merge libX11 1.8.12.

merge libX11 1.8.9.

merge libX11 1.8.4.

Argh, undo "revert" commit to wrong branch

Try to revert partial previous commit (ssh connection dropped)

initial import of libX11-1.8.3

initial import of libX11-1.8.2

initial import of libX11-1.8.1

initial import of libX11-1.7.0

initial import of libX11-1.6.10

initial import of libX11-1.6.9

initial import of libX11-1.6.4

initial import of libX11-1.6.2

initial import of libX11-1.5.99.902

initial import of libX11 1.4.4. important changes include:
- fix many memory leaks
- fix use-after-free errors
- better error messages for XCB protocol issues

we could use the new setup POSTLOCALELIBDIR to make i18n 32-bit
compat aware, if we ever decide to create compat 32-bit X11 libs.

initial import of libX11-1.4.1:
- remove support for building without XCB
- many man page updates
- many random bug fixes
- several new nls aliases (need to enable these yet.)

initial import of libX11-1.3.4

initial import of libX11-1.3.3

initial import of libX11-1.2.2

initial import of libX11-1.2

initial import of libX11-1.1.4