Refactor to make LoaderFactory use IDataHolder.
Merge branch 'master' of ssh://dascgitolite@dasc-git.diamond.ac.uk/scisoft/scisoft-ncd.git
Merge branch 'master' into project/SCI-861
SCISOFT NCD: SCI-861 initial commit of clustering outlier removal
algorithm
SCISOFT NCD: SCI-861 add confidence interval parameter for outlier
filtering algorithm
SCISOFT NCD: SCI-861 make preferences for setting outlier detection
algorithm parameters