(Reuters) -Orpea said on Friday around 150 of its facilities in France had undergone inspections since the end of January, as the French care home group faces government probes following claims of mistreatment of its elderly residents. “I promise to ensure that all observations be considered with utmost seriousness and recommendations be implemented as quickly as possible,” Chief Executive Officer Philippe Charrier said in a preliminary earnings statement. A book by independent journalist Victor Castanet in January made public claims of severe failings in hygiene care in an Orpea home for elde…