This patch adds a hashing mechanism in gdk_fontset_load() in order
to avoid unnecessary calls to XCreateFontSet() which is very slow
and memory consuming.

This patch is made against gtk+-1.2.3.

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Akira Higuchi
Dept. of Mathematics, Hokkaido Univ.
Hokkaido, Japan
Email: a-higuti@math.sci.hokudai.ac.jp