Major restructure of the code following revival of the project.
Added unit tests for classes under immediate namespace Mdjward\RpcApi.
Added unit tests for classes under immediate namespace Mdjward\RpcApi\RequestEncoder\JsonRpc.
Added unit tests for classes under immediate namespace Mdjward\RpcApi\RequestEncoder\TransmissionRpc.
Added unit tests for classes under immediate namespace Mdjward\RpcApi\RequestEncoder\XmlRpc.
Corrections to XML-RPC classes uncovered by unit tests.
Removed the redundant Marshallable package/namespace and all classes contained within.
Configured .gitignore and added composer.lock into the repository.
Corrected autoloader configuration and added project metadata into composer.json.
Created an ANT build.xml file and a PHPUnit configuration file.
Corrected JSON schema compliance issue (re: authors[1].homepage).
Added a README.md file.