updates to the README.md
Update composer.json
by default is stable
Update .travis.yml
Merge pull request #2 from cordoval/patch-1

updates to the README.md
Merge pull request #5 from cordoval/patch-3

by default is stable
Merge pull request #4 from cordoval/patch-2

Update composer.json
Merge pull request #6 from cordoval/patch-4

Update .travis.yml
Issue #9

* Also fixed some PHPDoc issues
* Fixed the file header
* Sorted all Use statements
* Documented