tor/changes/decouple_retry_directory

  o Code simplification and refactoring:
    - Change the function that's called when we need to retry all downloads
      so that it only reschedules the downloads to happen immediately, rather
      than launching them all at once itself.  This further simplifies
      Tor's callgraph.
Decouple routerlist_retry_directory_downloads() from the blob Instead of having it call update_all_descriptor_downloads and update_networkstatus_downloads directly, we can have it cause them to get rescheduled and called from run_scheduled_events. Closes ticket 16789. 2015-08-13 09:41:43 -04:00			`o Code simplification and refactoring:`
			`- Change the function that's called when we need to retry all downloads`
			`so that it only reschedules the downloads to happen immediately, rather`
			`than launching them all at once itself. This further simplifies`
			`Tor's callgraph.`