mperham/girl_friday — pull request #42 by xaviershay (2011-11-03 22:41:17+00:00)
Title: README: Adding a note that 1.9 mode has to be enabled in JRuby.

(Otherwise you get a syntax error on `class Batch; def initialize(enumerable=nil, options, &block)` - options needs to default to nil for compat)