Log Message:
Update ruby-eventmachine to 1.0.6.

## 1.0.6 (February 3, 2015)
* add support for Rubinius Process::Status [#568]
* small bugfixes for SmtpServer [#449]
* update buftok.rb [#547]
* fix assertion on Write() [#525]
* work around mkmf.rb bug preventing gem installation [#574]
* add pause/resume support to jruby reactor [#556]
* fix pure ruby reactor to use 127.0.0.1 instead of localhost [#439]
* fix compilation under macruby [#243]
* add chunked encoding to http client [#111]
* fix errors on win32 when dealing with pipes [1ea45498] [#105]