Bumped uri-js to latest

Address security issues with dependency

Improved parameter handling for non string values. By @okcoker

Thanks @okcoker for improving parameter values for non string parameters.

See: #39

Fixed Parameter name handling and RFC 5849 tests

This release:

• fixes the encoding and sorting of parameter names
• tests examples inside the RFC 5849 plus subsequente Errata ID 2550

Aligned package.json, bower.json and tag version

No functionality changes

Optional non encoding of generated signature

The following is an example foor encoded or non encoded signature generation:

encodedSignature = oauthSignature.generate(httpMethod, url, parameters, consumerSecret, tokenSecret),
nonEncodedSignature = oauthSignature.generate(httpMethod, url, parameters, consumerSecret, tokenSecret,
    { encodeSignature: false });

1.1.3: Merge pull request #7 from jmendiara/feature/bower

ADD bower support