Add definition for JRuby 9.1.11.0 and 9.1.12.0

http://jruby.org/2017/06/15/jruby-9-1-12-0.html

http://jruby.org/2017/06/14/jruby-9-1-11-0.html

Added gitignore for bats repository

invoke make update-gems before make install with ruby-trunk

To use standard_build and standard_install_with_bundled_gems for ruby versions that has bundled gems

  * standard_build invoke configure and make. It not invoke `make install`.
  * standard_install invoke only `make install`.
  * Added backword compatibility function for above separation.
  * Added new function for bundled_gems support named standard_install_with_bundled_gems.

Add rbx-3.76, rbx-3.77, rbx-3.78, rbx-3.79 and rbx-3.80

Ignore LibreSSL bundled with macOS 10.13

Add JRuby 1.7.27

Upgrade to OpenSSL 1.0.2l and 1.1.0f

Add definition for JRuby 9.1.10.0

http://jruby.org/2017/05/25/jruby-9-1-10-0.html

Add jruby-9.1.9.0

Add rbx 3.73, 3.74 and 3.75

ruby-build 20170405

Add JRuby 9.1.9.0 snapshot

ruby-build 20170322

Add definition for Ruby 2.3.4

Refer: https://www.ruby-lang.org/en/news/2017/03/30/ruby-2-3-4-released