I don't understand what's happening here, but it seems something went
wrong by a broken working directory. Recover ruby_1_8_7 from v1_8_7.
Tag for 1.8.7.
Fork a branch for the 1.8.7 release off from ruby_1_8.
This commit was manufactured by cvs2svn to create branch 'ruby_1_8'.
lib/optparse.rb (--version): fix assignment/reference order.
lib/optparse.rb (OptionParser#help): new; OptionParser#to_s may
be deprecated in future.
lib/optparse/version.rb (OptionParser#show_version): hide Object.
test/runner.rb: fix optparse usage....
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