Fix salesforce POST call.

v1.0.4

Guzzle client expects form_params (#3)

Salesforce return sometimes 204.

 Fix doAuthenticatedRequest when response has no body (#2)

* Fix doAuthenticatedRequest when response has no body

Less strict in salesforce responses.

v1.0.2

Being less strict with response expected by salesforce.

Add a more verbose exception in request exception.

v1.0.1

Update ExceptionFactory.php

first stable version.

v1.0.0

Add travis build status.