Refactored PurgeInactive as a "generic" function.

Also delete indexes when removing records

persistence/ledis_repository_test.go

@@ -233,7 +233,7 @@ func TestBaseRepository(t *testing.T) {
 			Convey("When I call DeletaAll with one of the entities", func() {
 				ids := make(map[string]bool)
 				ids["1"] = true
-				err := repo.DeleteAll(ids)
+				err := repo.removeAll(ids)
 				Convey("Then It should not return any error", func() {
 					So(err, ShouldBeNil)
 				})