default constructor with 2 args

Former-commit-id: da1830a249c4ab3d568526988619d305a518373b

include/igl/cgal/RemeshSelfIntersectionsParam.h

@@ -19,6 +19,8 @@ namespace igl
       bool detect_only;
       bool first_only;
       RemeshSelfIntersectionsParam():detect_only(false),first_only(false){};
+      RemeshSelfIntersectionsParam(bool _detect_only, bool _first_only):
+        detect_only(_detect_only),first_only(_first_only){};
     };
   }
 }