Jenkins ChangeSet for http://dev.digital-humanities.de/ci/view/TextGridLab%20Modules/job/faust-gen/358/

fix comment	by moritz
#svg_rendering/page/js-gen/transcript-adhoc-tree.js
documentation	by moritz
#svg_rendering/page/js-gen/README.md
use only one layoutState object. fixes #40	by moritz
#svg_rendering/page/js-gen/transcript-adhoc-tree.js