Small touches (#82)

* po: Order POTFILES entries

Order entries alphabetically.

* data: Small touches

- Add vcs-browser URL
- Mark the app name as untranslatable

* data: Mark a string translatable

- Refresh list of remotes

data/io.github.flattool.Warehouse.desktop.in

@@ -1,4 +1,5 @@
 [Desktop Entry]
+# Translators: Do not translate the applicaion name
 Name=Warehouse
 Exec=warehouse
 Icon=io.github.flattool.Warehouse