gui, man, authors: Update docs, translations, and contributors

gui/default/assets/lang/lang-ca@valencia.json

@@ -61,7 +61,11 @@
     "Currently Shared With Devices": "Currently Shared With Devices",
     "Danger!": "Perill!",
     "Debugging Facilities": "Utilitats de Depuració",
+    "Default Configuration": "Default Configuration",
+    "Default Device": "Default Device",
+    "Default Folder": "Default Folder",
     "Default Folder Path": "Carpeta de la Ruta per Defecte",
+    "Defaults": "Defaults",
     "Delete Unexpected Items": "Delete Unexpected Items",
     "Deleted": "Esborrat",
     "Deselect All": "Anul·lar tota la selecció",
@@ -97,7 +101,9 @@
     "Downloading": "Descarregant",
     "Edit": "Editar",
     "Edit Device": "Edit Device",
+    "Edit Device Defaults": "Edit Device Defaults",
     "Edit Folder": "Edit Folder",
+    "Edit Folder Defaults": "Edit Folder Defaults",
     "Editing {%path%}.": "Editant {{path}}.",
     "Enable Crash Reporting": "Enable Crash Reporting",
     "Enable NAT traversal": "Permetre NAT transversal",