Moved 'system' inputs out as individual inputs#4406

Merged

danielnelson merged 2 commits intoinfluxdata:masterfrom sdomino:update/individual-system-inputs

Jul 11, 2018

+126-89

Commits on Jul 10, 2018

moved 'system' inputs out as individual inputs
sdomino
committed

Commits on Jul 11, 2018

added mock_PS.go and ps.go back to 'system' package
sdomino
committed