Merge "Add README.version for external/compiler-rt." am: dff6369 am: 4658a9f
am: 5340bf2

* commit '5340bf288862153c4387cb046fd6c7e7a38e5743':
  Add README.version for external/compiler-rt.

Change-Id: I91edef57722c380406ce761a591e095a0ff21af4