refactor cam around discrete process model with visual order control

src/mode/cam/export.js

@@ -89,7 +89,7 @@
                 output.append(line);
             }
             if (!line || output.length > 1000) {
-                online(output.join("\n"));
+                online(output.join("\r\n"));
                 output = [];
             }
         };