initial release
add readme
first commit
first version
add README
add RDFa, microdata
add basic aria support
minor fix
update README
add relation between ARIA role and attributes
fix abstract role and role attributes incorrect used
refor aria hierarchical relationship
save some memory
add some comment and folding
update comment, readme
update void element list
update empty tags
add more description
add lint types
add attributesa value help text
add syntax file