Merge branch 'release/1'
Updated SparkPost References and updated docs and mappings to reflect
updated config lists.
fixed typo
doc updates
MA-1084 #time 3h updated to be usable with php 5.3
MA-1084 #time 1h updated tests and compatibility
MA-1084 #time 10m tested in a PHP 5.3 environment and updated README.md
MA-1084 #time 20m functionally tested and fixed minor issues.
MA-1084 #time 30m added function docs and started review
MA-1084 #time 1h Implemented better exception handling and added unit
tests for said exception handling
MA-1084 #time 5m fixed test and updated composer.lock
Merge branch 'feature/MA-1084' into develop