openttd-useful-4.2 (2011-07-27)
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- Update libpng from 1.4.5 to 1.5.4
- Update freetype from 2.4.4 to 2.4.5
- Update lzo2 from 2.04 to 2.05
- Update liblzma from 5.0.1 to 5.0.3