make request expose the underlying xhr object
integrating a blog into the site
sync
clarify license (only code is PD)
Sync license
sync for merge
#36: Merge branch 'xhr' of https://github.com/karlseguin/minified.js

stop() support for request().

Removed responseXml and statusText from promise handlers, added XHR
instead
fix 'load config' in builder
use all non-alphanumerics as set()/get() prefix
initial support for set()/get() extending
getting under 4k, one byte at a time
some more bytes saved
more size optimizations
full version is <8k
new param added to up() so it orks like next(). Size also goes down
because it's easier to compress like that.
fix $float in get()
syncing one more time
fix UTIL version of set()
3 bytes saved by _document->document. 
15 bytes by using classList with !ie9compatibility.
2 more bytes by reverting _true/_false