Snapshots of cairo and glitz for mozilla usage.

We only include the relevant parts of each release (generally, src/*.[ch]),
as we have Makefile.in's that integrate into the Mozilla build system.  For
documentation and similar, please see the official tarballs at
http://www.cairographics.org/.

VERSIONS:

  cairo (1.6.x - 1.5.18-3-g3d22902)
  pixman (0.10.x - pixman-0.10.0-8-g0b207ae)
  glitz 0.5.2 (cvs - 2006-01-10)

***** NOTE FOR VISUAL C++ 6.0 *****

VC6 is not supported.  Please upgrade to VC8.

==== Patches ====

Some specific things:

max-font-size.patch: Clamp freetype font size to 1000 to avoid overflow issues

win32-logical-font-scale.patch: set CAIRO_WIN32_LOGICAL_FONT_SCALE to 1

nonfatal-assertions.patch: Make assertions non-fatal

buggy-repeat.patch: Unconditionally turn on buggy-repeat handling to bandaid bug 413583.

==== pixman patches ====

endian.patch: include cairo-platform.h for endian macros