Added first test for class BadContentTypeRemoteInvocationException
Added unit test for class \Akamon\API\Client\Error\BadHttpMethodInvocationException
Added unit test for class \Akamon\API\Client\Error\BadHttpStatusCodeRemoteInvocationException
Refactored shared execption tests in the base class
Added unit test for class \Akamon\API\Client\Error\BadHttpUrlInvocationException
Added unit test for class \Akamon\API\Client\Error\BadJsonResponseInvocationException
Added unit test for class \Akamon\API\Client\Error\BadJsonResponseInvocationException
Added unit test for class \Akamon\API\Client\Error\BadServiceDefinitionInvocationException
Added unit test for class \Akamon\API\Client\Error\RemoteHttpInvocationException
Added test unit for class \Akamon\API\Client\Error\ServiceInternalError
Added execption code assertions to unit tests