Updated version info for Origin 3.0 docs
Added link to latest upstream docs in index
Merge pull request #4378 from nhr/openshift-origin-release-3

Updated version info for Origin 3.0 docs
Update rel-3 docs to refer to correct dir on mirror
Merge pull request #4383 from kraman/origin_3_doc_updates

Update rel-3 docs to refer to correct dir on mirror
Updated VM guide for 3.0 & master
Merge pull request #4384 from nhr/openshift-origin-release-3

Updated VM guide for 3.0 & master