OCSADV-29: a bit of cleanup
OCSADV-29: combined AgsSeverity and AgsGuideQuality. simplified GuidingFeedback a bit
OCSADV-29: added feedback on selected target, as requested
Merge pull request #111 from swalker2m/bugfix/OCSADV-29

OCSADV-29: changes to guiding feedback