add commas, thanks ruby!
Merge pull request #22 from square/simo/fix-shared-submodule2

add commas, thanks ruby!
Remove minute designation from shutdown

Without the minute unit it works on both osx and linux. OSX only with
it.
Changed submodules to use rewriting instead of reference
Merge pull request #23 from square/jeversmann/submodule_fix

Changed submodules to use rewriting instead of reference
Log files coming from options