Merge commit 'b0e2f832b0fe03d98540967c40120e81a63f42e2' * commit 'b0e2f832b0fe03d98540967c40120e81a63f42e2': Misc. updates for 1.6 release notes and requirements docs.
Merge commit 'b0e2f832b0fe03d98540967c40120e81a63f42e2' * commit 'b0e2f832b0fe03d98540967c40120e81a63f42e2': Misc. updates for 1.6 release notes and requirements docs.