Adds SentMessagesService
Merge remote branch 'origin/master' into SentMessages
Moves Query string building to UriBuilder
Adds guard-phpunit2 configuration
Adds initial travis-ci config
Merge remote branch 'origin/master' into SentMessages
Updates travis-ci config
Updates composer
Adds loading sent messages by date window
Handles datetime in buildQuery for PHP >= 5.4
Updates to 1.0.4
Removes duplication
Merge pull request #2 from jimgolfgti/master

Adds SentMessagesService