Fix iOS minimum deployment target

The minimum deployment target should be iOS 8.0, not 10.2 as was previously set.

Update to Swift 3

0.7

Future proof the simulator id selection.

Improve support for nested object deserialization

Slight change to API renaming json to rawJson for extracting the raw json object from a GuardedJSON object, to improve clarity.

Update interface to improve naming

Major changes:

• Changed JsonProxy to GuardedJSON and JsonProxyContext to GuardedJSONContext.
• Improved README.

Fixing for CocoaPods

Need to update podspec file as well.

Releasing with CocoaPods

Not prefixing release tag with v to try to fix CocoaPods.

Version 0.4

Enable installation from Cocoapods.

Version 0.3

Make sure there is a shared scheme so GuardedSwiftyJSON can be used as a dependency.

Version 0.2

Move test dependencies to private Cartfile.

Version 0.1

Initial release.