Support GTK4
Libpeas not yet ready for GTK4, so we need make it ready for GTK4.
add option:
gtk_ver = gtk3 / gtk4
then read option gtk_ver
and include different packages
Edited by TAO ZUHONG
Libpeas not yet ready for GTK4, so we need make it ready for GTK4.
add option:
gtk_ver = gtk3 / gtk4
then read option gtk_ver
and include different packages