change group from fieldset to section. Apply class to non-visually-distinct fields, closes #10
changed element for repeats to section, closes #10
added question class to all user questions, closes #9
added support for multiple appearance attributes, closes #12
for radiobuttons and checkboxes, add appearance attributest to outer question element, closes #13
add question-label and option-label classes
Merge pull request #15 from MartijnR/sfi

SFIGatesSDI Grid prompted-changes to XSL sheets