Fix -Wdeprecated-declarations compiler warning. In particular, the following warning: gui.c: In function 'show_message': gui.c:444:2: warning: 'gtk_misc_set_padding' is deprecated (declared at /usr/include/gtk-3.0/gtk/deprecated/gtkmisc.h:80) [-Wdeprecated-declarations] gtk_misc_set_padding(>K_LABEL(label)->misc, 10, 10); ^ https://repo.or.cz/dockapps.git/commitdiff/349ba68.
Fix -Wmaybe-uninitialized compiler warning. In particular, the following warning: wmcliphist.c: In function 'main': wmcliphist.c:386:11: warning: 'icon_file' may be used uninitialized in this function [-Wmaybe-uninitialized] surface = cairo_image_surface_create_from_png(icon_file); ^
