Log Message:
Update ruby-coderay to 1.1.2.

pkgsrc change: add pkg_alternatives support.

Changes in 1.1.2

* Ruby future: Add support for frozen string literals. [#211, thanks to
  Pat Allan]
* C++ scanner: Add C++11 keywords. [#195, thanks to Johnny Willemsen]
* Haml scanner: Allow - in tags.
* Java scanner: Allow Unicode characters in identifiers. [#212, thanks to
  t-gergely]