update gtk icons newapi tip

fix build newapi

initial gtk4 porting, incomplete newapi

add gtk4 option to the build system newapi

implement ui_list_getselection (GTK) newapi

fix background jobs (GTK) newapi

fix path textfield (GTK) newapi

fix threadpool newapi

fix eventdata not set by menu list events (GTK) newapi

fix getvaluefunc not used by menu lists (GTK) newapi

(0) -100 -10 tip

mercurial