wayflip, derived from dialogs/reorderlayers, PD and CC0 licensed
cursor/modifier/rectangle_move, cursor/modifier/rectangle_plus, cursor/modifier/rectangle_plussmall, derived from rectangle and png icon, PD and CC0 licensed
dialogs/autoscale/conflict, derived from png and dialogs/conflict, PD and CC0 licensed
dialogs/autoscale/data, derived from png and dialogs/search, from GNOME Project, LGPL licensed
dialogs/autoscale/layer, derived from png and dialogs/layerlist, PD and CC0 licensed
dialogs/autoscale/next, derived from png and redo, PD and CC0 licensed
dialogs/autoscale/previous, derived from png and undo, PD and CC0 licensed
dialogs/autoscale/problem, derived from png and data/warning, PD and CC0 licensed
dialogs/autoscale/selection, derived from png and dialogs/select, PD and CC0 licensed
zoomin and zoomout, self created, derived from png, PD and CC0 licensed
colorchooser, self created, PD and CC0 licensed
improve some icons
use save instead of save_as icon in "File exists. Overwrite?" dialog because after you hit the button you can't edit the name anymore and no new file is created.