Update documentation and bump version number to 2.3.9

	* include/freetype/freetype.h: bump patch version to 9
	* docs/CHANGES: document the ABI break in 2.3.8
	* docs/VERSION.DLL: update version numbers table for 2.3.9
	* builds/unix/configure.ac: update AC_INIT and version_info
	numbers.
4 files changed