4.0.0-beta.1

This is major release, containing breaking API changes, please read TRON 4.0 Migration Guide

• Implemented support for Codable protocol.
• APIError now takes it's localizedDescription from underlying errorModel if that model is LocalizedError, and from error.localizedDescription if not.

Breaking changes

• SwiftyJSONDecodable methods are now prefixed with .swiftyJSON, like so:

// old
let request = tron.request("path")
// new
let request = tron.swiftyJSON.request("path")