Cleanup README.
Handle broken notes get api.

Maciej seems to not really care about this bug, so I just go ahead and
finally push this hack-ish code.
Only try to parse the time if given
Revert "Cleanup README."

This reverts commit ac9845d7a52da7875b2ec74bb18d8497e23e06bb.
Add myself to the README and license.

I forgot that I had push-rights to this repo and that it's the main
resource right now, so no need to remove all the stuff as I did in
ac9845d7a52d
Merge branch 'master' of https://github.com/ryw/pinboard