rose_arch: friendlier error messages
rose app-run: test incr SVN sources file install
Merge branch 'master' into t.rose-app-run.file-incr-2
rose_arch: add tests for bad configuration errors
rose_arch: add unbound error test
Merge pull request #904 from matthewrmshin/t.rose-app-run.file-incr-2

rose app-run: test incremental SVN sources file install
Merge pull request #896 from benfitzpatrick/rose-arch.fix-unbound

rose_arch: friendlier error messages
Merge branch 'master' into rose-bush