Updates/fixes to the driver, works at NSLS2#5

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oksanagit wants to merge 3 commits intoareaDetector:masterfrom oksanagit:master

+51-58

Commits on Feb 12, 2020

Added debugging messages as well comments; commented out and marked code to be remove because it is not being used and confuses the reader
Oksana Ivashkevych
committed

Commits on Feb 13, 2020

removed unused code related to polling. This code was commented out in the last commit. Cleaned printfs and fixed ADStatus update to the parent.
oksanagit
committed

Commits on Feb 14, 2020

fixed save/restore: set_requestfile_path should use not , cleanned autosettings.req to look the same as for other detectors, now that mythen.req is gound.
oksanagit
committed