Fix another bug and an issue on OS X 10.5.8
Merge pull request #497 from peternewman/e1.37-2

Fix another bug and an issue on OS X 10.5.8
Merge branch 'master' of https://github.com/OpenLightingProject/ola into trivial-fixes
Live PID values for E1.37-2
Fix the test
Merge pull request #498 from peternewman/e1.37-2

Live PID values for E1.37-2
Merge branch 'master' of https://github.com/OpenLightingProject/ola into trivial-fixes