update debug messages
BLIX-15: ScanDataSetProcessor.py does not handle multiple peaks data returned as a list of XYDataSetResults
manual merged from 8.36 to 8.38, but not to master yet.
http://jira.diamond.ac.uk/browse/BLIX-15
BLIX-127: make scan data process return the centre of FWHM of a peak
add object method getCFHW() to retrieve the property after data analysis
http://jira.diamond.ac.uk/browse/BLIX-127
close before finalise
Merge branch 'gda-8.40' of ssh://dascgitolite@dasc-git.diamond.ac.uk/gda/gda-core.git into gda-8.40
Merge remote-tracking branch 'origin/8.38'
Merge remote branch 'remotes/origin/gda-8.40'