missing template functions

Former-commit-id: 8da6994299656d9dd8da32c5eb397559089d701d

include/igl/copyleft/cgal/string_to_mesh_boolean_type.cpp

@@ -51,4 +51,3 @@ igl::copyleft::cgal::string_to_mesh_boolean_type(
   assert(ret && "Unknown MeshBooleanType name");
   return type;
 }
-

include/igl/copyleft/cgal/string_to_mesh_boolean_type.h

@@ -31,7 +31,7 @@ namespace igl
         const std::string & s,
         MeshBooleanType & type);
       // Returns type without error handling
-      IGL_INLINE igl::MeshBooleanType string_to_mesh_boolean_type(
+      IGL_INLINE MeshBooleanType string_to_mesh_boolean_type(
         const std::string & s);
     }
   }