Merge pull request square#90 from square/alok/v0.1.7

v0.1.7

0.1.6

0.1.5

0.1.4

Fix utf-8 handling

0.1.1

0.1.0

Bump version number.

Adds partial support for user defined headers.

This is partial support because we don't fetch jku keys or zip/deflate
the plaintext.

Adds grunt

Just type `npm install && grunt` and the code will get:
- linted
- built
- minimized
- unittested (in Chrome)