Add doc for new Zend\Test component
Fix display bugs
Add zend\test in index
Refac zend\test doc folder archi
Fix index summuary
Fix name of methods
Fix bad traduction
Merge branch 'Ore4444-patch-68'
Fixed conflicts in unit-testing.rst
Merge branch 'blanchonvincent-feature/docs/languages/en/modules/zend.test' into develop