oneclick/rubyinstaller — pull request #142 by mame (2012-11-17 17:47:18+00:00)
Title: fix the garbled Japanese characters (#139)

InnoSetup seems to auto-detect the encoding of the language file (by
using the system encoding). To get InnoSetup to recognize that the file
is UTF-8, this commit makes it UTF-8 with BOM.