Update license, badge and changelog.

Signed-off-by: crynobone <crynobone@gmail.com>
Merge branch '2.0'

Conflicts:
	README.md

Signed-off-by: crynobone <crynobone@gmail.com>
Use preinstall composer on travis.

Signed-off-by: crynobone <crynobone@gmail.com>
Merge branch '2.0'
Docblock improvement.

Signed-off-by: crynobone <crynobone@gmail.com>
Merge branch '2.0'
Allow to get exceptions parameters.

Signed-off-by: crynobone <crynobone@gmail.com>
Merge branch '2.0'
fixed coverage.

Signed-off-by: crynobone <crynobone@gmail.com>
Merge branch '2.0'