Reflect processor enabled state in Live view

So that you don't have to restart Live to see the effect of
enabling/disabling a data processor.

git-svn-id: https://valelab.ucsf.edu/svn/micromanager2/trunk@14667 d0ab736e-dc22-4aeb-8dc9-08def0aa14fd
ASITiger: bug fix in scanner ability to set single-axis pattern

git-svn-id: https://valelab.ucsf.edu/svn/micromanager2/trunk@14668 d0ab736e-dc22-4aeb-8dc9-08def0aa14fd