First draft of a solution for #1375
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Update for release
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Update CHANGES.md
Fix issues Matt spotted
Merge pull request #1400 from scwhitehouse/rose-stem-version

rose stem: version checking
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file install: rsync: fix sub-dir handling

File install rsync mode was failing if source is a directory with
sub-directories. This was due to an incorrect cast of the access mode.
rose_arch: print return code as part of event

This gives us better confidence when an archive command fails to do what
it does but still return zero.
Merge pull request #1403 from matthewrmshin/fix-file-install-rsync-dir-with-sub-dir

file install: rsync: fix sub-dir handling
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rosa svn-post-commit: only trunk notification

Only notify `rose-suite.info` changes on trunk.
Merge pull request #1407 from matthewrmshin/fix-rosa-svn-post-commit-branch-notification

rosa svn-post-commit: only trunk notification
Merge pull request #1404 from matthewrmshin/rose_arch-print-ret-code

rose_arch: print return code as part of event
SSH -oConnectTimeout=10 as default

This should fix any hang up problems when hosts not available.
Merge pull request #1408 from matthewrmshin/ssh-connecttimeout

SSH -oConnectTimeout=10 as default
Update CHANGES.md
Merge branch 'master' into improve-rose.config_tree