Change to GridTools GridPreferences handling for SCI-1244
extend limits to reasonable values
Merge branch 'gda-8.32' of git://github.com/DawnScience/dawn-ui.git into gda-8.32
do populate GridPreferences from tool SCI-1244
Merge remote-tracking branch 'i22/gda-8.32' into gda-8.32
SCATTER-1244

better bounds
do not cyclic update roi
Fix to http://jira.diamond.ac.uk/browse/SCI-1280
Fixed for SCI-1250, added name to grid ROI
Merge branch 'gda-8.32'