Merge "add new redirects for migration of sdk/ and tools/ docs to studio/ bug:28447530" into mnc-mr-docs am: cf4fe3c46d am: 395e68657b am: 9a26ce79ef
am: 886909f6e9

* commit '886909f6e96743fdb7fae87c7d4fbd81d85a57fd':
  add new redirects for migration of sdk/ and tools/ docs to studio/ bug:28447530

Change-Id: If79124d0e3e343a80601d30ef781c0c5962f90f7