Revision 784536

Kooka:

Report more information for errors while scanning
Populate gallery subfolders when their parent is opened, bug 132699
Update gallery parent directory when an image is deleted, bug 70473
Don't deselect or unload image when renamed, bug 68532
ScanPackager::slAddImage() -> addImage(), it doesn't need to be a slot
Improve scan saving error reporting, move most of it to ImgSaver
Add "Properties" option for gallery images and folders

libkscan:

Accept any PNM file for SANE Debug testing

CCBUG:132699
CCBUG:68532
CCBUG:70473