Move dependencies to require-dev, as it only needed during development.

Signed-off-by: crynobone <crynobone@gmail.com>
Fixed testcase.

Signed-off-by: crynobone <crynobone@gmail.com>
Partial fix for PSR-0

Signed-off-by: crynobone <crynobone@gmail.com>
Fixed PSR-0 issue

Signed-off-by: crynobone <crynobone@gmail.com>
Merge pull request #2 from crynobone/patch/dependencies

Move dependencies to require-dev, as it only needed during development. Fixed travis-ci while I'm at it.