watch recursive
watch recursive

Summary: Plugin files in subfolders were not watched. Adding recursive flag to reload plugins, even when there are changes in any of the plugin's subdirectories.

Reviewed By: jknoxville

Differential Revision: D14100394

fbshipit-source-id: 2a0b5e35df4bbbfe6cf8a0fafd5271222d99a46c

facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper