let handler#new listeners manipulate/prevent handler listening
better comment
selector arg may not always be string
get rid of singleton bleed-thru with general means to selectively match certain properties
get rid of singleton bleed-thru with general means to selectively match certain properties
off within on broke _.handle
location events should be easy for SPAs
0.6.0 (location support and many fixes)
only polyfill Element.prototype.matches when needed
more location fixes/tests
0.6.1
fixed and simplified _.click implementation
0.6.2
argh, still wasn't quite right
0.6.3
Automatically rewritten for npm.