Ruby 1.9.2

Features and fixes related to Ruby 1.9.2 support

• Lead: Marcin Mielzynski

• JRUBY-4130 2009-10-21T00-03 2011-07-08T06-05 CLONE -Threads created for Fibers/Generators/Enumerator.next must die due to GC and raise a nice error when threads are unavailable
• JRUBY-5400 2011-01-20T18-04 2012-01-04T19-33 [1.9] IO.ungetc needs to accept multibyte char
• JRUBY-5465 2011-02-08T17-24 2012-01-04T19-33 [1.9] ChannelStream doesn't handle multibyte characters from ungetc properly

• JRUBY-6195 2011-11-07T22-21 Last Tuesday 10:30 AM [1.9] Process.spawn (and related methods) ignore option hash
• JRUBY-5303 2011-01-04T08-13 Last Tuesday 10:30 AM [1.9] Wrong parameters parse for method signatures with default values
• JRUBY-5349 2011-01-13T12-02 Last Tuesday 10:30 AM Process.spawn ignores output params

• win32ole 0.8.4  
• JRuby 1.x+  
• JRuby 2  
• JRuby 1.7.5  
• JRuby-OSSL 0.8.3