Revert merging of server and client repository

src/dialogs/about.rs

@@ -0,0 +1,22 @@
+use crate::config;
+use gettextrs::gettext;
+use gtk::prelude::*;
+
+pub fn show_about_dialog<W: IsA<gtk::Window>>(parent: &W) {
+    let dialog = gtk::AboutDialogBuilder::new()
+        .transient_for(parent)
+        .modal(true)
+        .logo_icon_name("de.johrpan.musicus")
+        .program_name(&gettext("Musicus"))
+        .version(config::VERSION)
+        .comments(&gettext("The classical music player and organizer."))
+        .website("https://github.com/johrpan/musicus")
+        .website_label(&gettext("Further information and source code"))
+        .copyright("© 2020 Elias Projahn")
+        .license_type(gtk::License::Agpl30)
+        .authors(vec![String::from("Elias Projahn <johrpan@gmail.com>")])
+        .build();
+
+    dialog.connect_response(|dialog, _| dialog.close());
+    dialog.show();
+}