Improved usage of composer an phpunit.

Revert some changes.
Merge pull request #9 from oriolgm/master

fix reversed typo in GeckoMeter Widget
Update composer.json
added the ability of reversing NumberAndSecondaryStat widgets
Merge pull request #11 from odino/master

added the ability of reversing NumberAndSecondaryStat widgets
Update README.md
Update README.md
Update README.md
Update README.md
Update README
Update README
Merge pull request #5 from blaugueux/master

Improved usage of composer and travis.
Update README
Add PHP 5.6
Check size out of bounds in Map Point
Add tests for RagColumnAndNumbers
Fix typo in LineChartTest
Update README.md with LineChart ingo
Update badges
Update README.md