eclipxe13/xmlschemavalidator To Do

Document usage examples

Done

Deprecate PHP 5.6 to PHP 7.0 and phpunit from ^5.7 to ^6.3
Move from standard exceptions to library exceptions
Use better XSD samples, currently is heavely related to Mexico SAT CFDI v 3.2
Create a downloader object to separate responsabilities of Locator object
Include contribute and CoC
~~Full coverage~~ Coverage over 90%