Add `package.json`
Expose `fuck.js` as a binary

This allows people to use the `jsfuck` command in their shell after
installing jsfuck globally via npm:

    npm install -g jsfuck
Merge pull request #10 from mathiasbynens/add-package.json

Publish as an npm package
[: 37160 => 4010
Make to string consistent.
bj: 8038 => 4838
Replace "fromCharCode" to "unescape" implementation

ABCDEFGHIJKLM: 295633 => 150604
NOPQRSTUVWXYZ: 409950 => 178042
replace "link" with "fontcolor" and "italics"

<=>"/: 11061 => 3102
. 13954 => 3974
-: 13951 => 4080
Fix encoding for Unicode characters.
Merge pull request #11 from hazzik/optimizations

Size optimizations
Bump version.