Creating file requestScenarioDAO.php and function removeAllRequestsSenario
Adapting function removeProject() to use removeAllRequestsSenario()
Creating function removeAllRequestsLexicon() in requestLexiconDAO.php
Adapting function removeProject() to use removeAllRequestsLexicon()
Creating function remove_lexToLex()
Creating function removeLexiconByIdProject()
Adapting function removeProject() to use removeLexiconByIdProject()