Cleaned up on-screen status messaging.

NOTE: You will need to get the new DexApparatusApp project files
because the resources have changed.
Prepare to split out tasks into separate files.
Fixed some pesky warnings about doubles to floats.
Major reorganization into tasks.

- Each task in a separate file.
- Tasks receive the command line and can parse it for options.
- Common varialbes are defined in DexTasks.h.
- A fair amount of work needs to be done to clean up some of the tasks.