Implemented main script logic

src/handlers/feh.rs

@@ -0,0 +1,5 @@
+use crate::Wallpapers;
+
+pub fn change_wallpapers(wallpapers: &Wallpapers) {
+    println!("Not implemented");
+}

src/handlers/gnome.rs

@@ -0,0 +1,5 @@
+use crate::Wallpapers;
+
+pub fn change_wallpapers(wallpapers: &Wallpapers) {
+    println!("Not implemented");
+}

src/handlers/mod.rs

@@ -2,3 +2,7 @@ pub mod dbus_plasma_interface;
 use dbus_plasma_interface::*;
 pub mod plasma;
 use plasma::*;
+pub mod feh;
+use feh::*;
+pub mod gnome;
+use gnome::*;