Change warn to debug when requesting less than full size of waveform
CollectionStrategy for pixium triggering
Support different case versions of DataType enum strings.
Make declaration of DataType enum public
Merge branch 'gda-8.40' of ssh://dascgitolite@dasc-git.diamond.ac.uk/gda/gda-epics.git into gda-8.40
Change JRE compliance to 1.7 to allow switch on string value