NXP-12876: put automation exception handler logic into webengine webexception - remove automation exception handler
NXP-14822: add configuration property to display stacktrace in json response in case of exception
NXP-12876: fix response media type to take into account request accepted type
NXP-12876: Handle automation client case - activate stack display with json+nxentity media type
NXP-12876: move json exception writer registration into webengine - remove unecessary mediatype handler into exception mapper