Added WAI-ARIA attributes
Added WAI-ARIA attributes

Added all WAI-ARIA aria-* and role attributes.

http://www.w3.org/TR/wai-aria/states_and_properties#state_prop_def

These are used to create accessible web applications.
wezhang/vim-setup,wezhang/vim-setup,wezhang/vim-setup,wezhang/vim-setup,wezhang/vim-setup,wezhang/vim-setup