Merged FAD-3148 into 2.x

* FAD-3148 basic non-functioning base class

* FAD-3148 a bit more functionality in the base class

* FAD-3148 added custom promise class and custom response class. Did good things to SparkPost class

* Updated Transmission.php for new refactor, still WIP. Created Resource.php as a parent class for all future resources.

* Removed test functions

* Cleaned up Transmissions.php according to PSR-2, deleted more test code and comments.

* added sync and aysnc, cleaned up code

* added support for async/sync option

* added support for async/sync option

* Added interns to authors

* simplified the request function

* added comments

* added user agent

* added comments in SparkPostPromise

* added comments in SparkPostException

* added comments in SparkPostResponse

* cleaning up test

* updated composer.json and contributing files for testing

* Ran php-cs-fixer

* testing for sparkpost response class

* updated to newer version of guzzle

* updated to newer version of guzzle

* Cleaned up getUrl and other functions

* cleaned up constructor and overrode getCode with getResponse()->getStatusCode()

* fixed up then method

* cleaned up getBody

* deleted old test

* Wrote total coverage tests for SparkPost class

* commented out setting up transmissions endpoint until merging with FAD-3146

1 files changed, 4 insertions, 4 deletions

diff --git a/examples/transmission/send_with_bcc.php b/examples/transmission/send_with_bcc.php
index ce67862..7479c4a 100644
--- a/examples/transmission/send_with_bcc.php
+++ b/examples/transmission/send_with_bcc.php
@@ -36,8 +36,8 @@ try {
                     'email' => 'original.recipient@example.com',
                 ],
                 'substitution_data' => [
-                    'recipient_type' => 'Original'
-                ]
+                    'recipient_type' => 'Original',
+                ],
             ],
             [
                 'address' => [
@@ -45,8 +45,8 @@ try {
                     'header_to' => '"Original Recipient" <original.recipient@example.com>',
                 ],
                 'substitution_data' => [
-                    'recipient_type' => 'BCC'
-                ]
+                    'recipient_type' => 'BCC',
+                ],
             ],
         ],
     ]);