Make VSCode resolve imports in node_modules instead of bazel-* (#2886)
Make VSCode resolve imports in node_modules instead of bazel-* (#2886)

* Exclude bazel-* in .tsconfig, because VSCode choked on it

* Resolve imports in node_modules

* Add downlevelteration while we're at it

tensorflow/tensorboard,tensorflow/tensorboard,tensorflow/tensorboard,tensorflow/tensorboard,tensorflow/tensorboard,tensorflow/tensorboard,tensorflow/tensorboard