Merge pull request #3 from plopesc/7.x-1.x

Automatic Namespace generation
Refactor getNamespaces and add factory method.
Refactor output display.
Added YAML example page.
Added YAML definition file
Added Fruit plugin manager.
Added fruit plugins.
Added Core YamlDiscovery
Added default.
Merge pull request #4 from mateu-aguilo-bosch/yaml-plugin

YAML plugin
Improve test page content generation