refactor search for using search by pertinence

src/Bundle/ChillPersonBundle/translations/messages+intl-icu.fr.yaml

@@ -12,6 +12,14 @@ Requestor: >-
         other {Demandeur·euse}
     }
 
+person:
+    and_himself: >-
+        {gender, select,
+            man {et lui-même}
+            woman {et elle-même}
+            other {et lui·elle-même}
+        }
+
 household:
     Household: Ménage
     Household number: Ménage {household_num}