Move salt based clusters to Docker 1.4.1
Quote strings in bash populated YAML files.

Quoting is hard.  When writing strings into YAML files, wrap them in single quotes.  Also escape any embedded single quotes in those strings via a double signle quote ('').
Merge pull request #2988 from jbeda/yaml-quote

Quote strings in bash populated YAML files.
Merge pull request #2991 from dchen1107/newdocker

Move salt based clusters to Docker 1.4.1
Merge pull request #2993 from zmerlynn/taptimes

Add test timing to TAP output
Fix duration_ms output to seconds (_ms obviously means measure-in-seconds!?)