fix typo in tutorial 502 and content error Former-commit-id: ab18feff40ea41c8ffd3ba71b5c393335cad765d
@@ -1 +1 @@
-81c8a0d29caab90b96cb6372b610a0ea4c48cb11
+24049c9ad2cc3eff90b021f5f1d017c8c042e6da
Alec Jacobson