Added google storage credentials reference to README #931

Merged
merged 1 commit into from Dec 18, 2012
Commits on Dec 18, 2012
  1. Added google storage credentials reference

    adz committed Dec 18, 2012
    Am new to this, and spent ages trying to get it to work.  Turned out
    you need to enable "Interoperable Access" in Google storage.
    
    Note: text/links copied straight from Fog docs and were correct.