GDA-5807 the logic in determineScannableValuesAtFeature is wrong

and I am not quite clear why there is interpolation going on.
The feature finding would have picked that up, right?
Merge branch '8.36' of ssh://dasc-git.diamond.ac.uk/gda/gda-core into 8.36
Merge branch '8.36' of ssh://dascgitolite@dasc-git.diamond.ac.uk/gda/gda-core.git into 8.36
Merge branch '8.36' of ssh://dasc-git.diamond.ac.uk/gda/gda-core into 8.36
Merge branch '8.36' of ssh://dascgitolite@dasc-git.diamond.ac.uk/gda/gda-core.git into 8.36
Merge branch '8.36' of ssh://dascgitolite@dasc-git.diamond.ac.uk/gda/gda-core.git into 8.36
Merge branch '8.36' of ssh://dascgitolite@dasc-git.diamond.ac.uk/gda/gda-core.git into 8.36
Merge branch '8.36' of ssh://dascgitolite@dasc-git.diamond.ac.uk/gda/gda-core.git into 8.36
synchronise configureScanNumber to prevent skipping numbers
Throttle rate of checks that controller is still busy
Merge branch '8.36_I12' into 8.36
GDA-5858 enable ScanFileHolder to retrieve lazy datasets
Suppress resource warning in LogServer
GDA-5858 use correct loader and column names
Merge branch 'master' of ssh://dasc-git.diamond.ac.uk/gda/gda-core
Merge remote branch 'i05/8.36' into 8.36
Merge branch '8.36'
Merge branch 'master' of git://github.com/openGDA/gda-core

* 'master' of git://github.com/openGDA/gda-core:
  Suppress resource warning in ClientSideLogService