Removing DS_Store file.
Revised schema around heading/subheadings to be in line with idioms specified in HTML5 spec: http://www.w3.org/TR/html5/common-idioms.html#common-idioms
Refactoring htmlbook:is-chunk handling again to ensure they work with both XSLT 1.0 and 2.0 stylesheets.
Merge branch 'master' of github.com:oreillymedia/HTMLBook into schema
Merge branch 'master' of github.com:oreillymedia/HTMLBook into schema
Merge branch 'master' of github.com:oreillymedia/HTMLBook into schema
Template matching for h1-h6 inside <header> element now in place; still need to update other areas of h1-h6 processing to support <header> parent (including data-pdf-bookmark and title.markup)
Handling for <header>-encapsulated heading elements in title.markup template.
Updated data-pdf-bookmark handling to support heading elements inside <header> wrappers.
Final tweaks to support h1-h6 elements nested in <header>.
Spec updates for new header content model.
Merge pull request #126 from oreillymedia/schema

Updated specifications for subtitle handling