LICENSE: break lines.
Move .jshintrc to package.json.
Use https for the github links.
Specify the files to install in package.json.
Update dependencies (apart from uglify-js).
Update Readme.md.

* Add npm and Travis CI badge
* Break long lines
* use code syntax in some places
Add Travis CI support.
lib/packager.js: Minor style consistency changes.
History.md: remove unneeded spaces before ul.