Comment out packages with non-free license, without license, or
not available on the ftp servers.
Remove package not present in the distribution.
* gnu/packages/xorg.scm (*): Add licenses.
* gnu/packages/xorg.scm (libxp): Remove variable of package that is not
present in the R7.7 distribution.
* gnu/packages/xorg.scm (libpthread, libxcb): Comment out variables, which
are referenced, but not present on the ftp servers.
* gnu/packages/xorg.scm (font-adobe-utopia-100dpi, font-adobe-utopia-75dpi,
font-adobe-utopia-type1, font-bh-100dpi, font-bh-75dpi,
font-bh-lucidatypewriter-100dpi, font-bh-lucidatypewriter-75dpi,
font-bh-type1, font-bitstream-100dpi, font-bitstream-75dpi,
font-daewoo-misc, font-ibm-type1, font-jis-misc, font-misc-meltho,
xf86-video-dummy):
Comment out variables, packages have non-free licenses.
* gnu/packages/xorg.scm (font-cursor-misc, xf86-video-v4l, xorg-docs):
Comment out variables, packages have no license.
* gnu/packages/xorg.scm: Remove packages not from
ftp://ftp.freedesktop.org/pub/xorg/X11R7.7/src/everything/ .
Add missing packages, for the time being with a 0 hash and
without dependencies.
Correct spelling (all lower case for package names).