remove debugging printlns

git-svn-id: https://valelab.ucsf.edu/svn/micromanager2/trunk@13749 d0ab736e-dc22-4aeb-8dc9-08def0aa14fd
minor cleanup

git-svn-id: https://valelab.ucsf.edu/svn/micromanager2/trunk@13750 d0ab736e-dc22-4aeb-8dc9-08def0aa14fd
Added Active Humidifier device (H301-HM-ACTIVE)

git-svn-id: https://valelab.ucsf.edu/svn/micromanager2/trunk@13751 d0ab736e-dc22-4aeb-8dc9-08def0aa14fd