AEXML v4.0.0 Release Notes

    • โšก๏ธ Code updated for Swift 3.0
    • Sources reorganized from single to multiple files
    • ๐Ÿ”„ Changed method and property names to fit better ("swiftyfying")
    • ๐Ÿ›  Fixed all build warnings and errors in Xcode 8.0 GM (8A218a)
    • ๐Ÿ”€ Merged some PRs & fixed some reported issues