add documentation for batch transformations with the Parse and Render
APIs
update documentation for supported markup formats
update scaladoc for sectnum directive
add documentation for document order and document types and other minor
enhancements
introduce EmbeddedRoot node to simplify tree model
use section title as link text if not specified explicitly
first preparations for release, minor tweaks in code, scaladoc and
manual
add template and directory configs for the manual
minor tweaks to bring back compatibility with Scala 2.9.x
allow multiple blocks in directive options
Merge pull request #7 from cordarei/multiple-blocks-in-directive-options

Allow multiple blocks in directive options
fix scaladoc for ParserFactory
use fragment name as style in BlockSequence
remove debug output from test
minor polishing for the manual
update manual intro page, sbt build and readme for the 0.4.0 release