[NeXus-committee] NeXus paper v11, NIAC

[Pete Jemian]

Coauthors:

http://jemian.org/NeXus/rsi11/nexus14aip.pdf

A pull request has been created to include the various changes from 
Stephen and myself.  See the formatted version at the private URL above.

Detailed changes are revealed at
    https://github.com/nexusformat/communications/pull/5

NOTE: The acknowledgements have not been added to this changeset.

Pete