Remove unused call to String#replaceAll().
Finish implementation of Ruby 2.0 %I{}, %i{}
Update spec/regression/JRUBY-5122_nonblocking_io_spec.rb

Raise socket_channel_might_block to also block on Fedora 19, OpenJDK 7.0.
Allow kwargs rest at callsite for 2.0 foo(**hash).  Also add isSpaceArg
Update ripper to reflect recent lexer changes
JRUBY-5742: Fails to use UTF-8 encoded source with BOM.
Add BOM detection to ripper
1.8.7+ no longer picky about symbols containinng \0
Merge pull request #551 from bkabrda/patch-1

Fi JRUBY-5122_nonblocking_io_spec on Fedora 19 by raising chunk size
Merge pull request #546 from pmahoney/string-no-op

Remove unused call to `String#replaceAll()`.
Merge remote-tracking branch 'github/master' into prepend