metomi/rose#110: reduce reporting of duplicate errors
metomi/rose#278: add rose config-dump prettyprinting
Merge pull request #931 from benfitzpatrick/110.duplicate-checker-metadata

#110: reduce reporting of duplicate errors
Merge pull request #932 from benfitzpatrick/278.config-prettyprint

#278: rose config-dump prettyprinting
Update CHANGES.md
Merge branch 'master' into rose-bush
t: rose_arch: compat change for pre-parsec Cylc
Merge pull request #940 from matthewrmshin/compat.t.rose_arch

t: rose_arch: compat change for pre-parsec Cylc
Merge branch 'master' into rose-bush
Update CHANGES.md
Update doc/rose-version.js

For release 2013-09.
Merge branch 'master' into rose-bush