oreillymedia/docbook2asciidoc — pull request #49 by jlhosman (2013-09-25 19:05:04+00:00)
Title: Adding handling for replaceable inside a literal

For replaceable inside a literal:
* literal should convert with 2 ```++``` on each side of phrase
* replaceable should convert with 2 ```__``` on each side of interior italicized text.