Add in async test events, and a bit more metadata.
Added base metadata to the rest of the css tests. *sweats*
Trailing comma like a chump,
style yo
some  docs in the readme
Fix conflicts
we're aware that we're creating functions in a loop
Merge pull request #921 from SlexAxton/master

Add Async Event Support
Going back and adding in caniuse keywords for when I was offline
Fix invalid polyfill metadata
Add in dom test metadata
Add metadata to 'elem' tests. Getting there... meh.