Rename Java Image Processors to On-The-Fly Processors

git-svn-id: https://valelab.ucsf.edu/svn/micromanager2/trunk@14579 d0ab736e-dc22-4aeb-8dc9-08def0aa14fd
Fix on-the-fly processor menu item

git-svn-id: https://valelab.ucsf.edu/svn/micromanager2/trunk@14580 d0ab736e-dc22-4aeb-8dc9-08def0aa14fd
Improve help text in processor pipeline window

git-svn-id: https://valelab.ucsf.edu/svn/micromanager2/trunk@14581 d0ab736e-dc22-4aeb-8dc9-08def0aa14fd