Add Tests for an External Lib

Signed-off-by: Justin Yost <justin.yost@yostivanich.com>
Updated Composer File

Signed-off-by: Justin Yost <justin.yost@yostivanich.com>
Updated Travis.yml file

Signed-off-by: Justin Yost <justin.yost@yostivanich.com>
Updated the Readme to include the Build Status Icon

Closes: #23
Signed-off-by: Justin Yost <justin.yost@yostivanich.com>