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

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

@@ -349,6 +349,9 @@
     "Uptime": "Temps de funcionament",
     "Usage reporting is always enabled for candidate releases.": "Els informes d'ús sempre estan activats per a les versions candidates.",
     "Use HTTPS for GUI": "Utilitzar HTTPS per a l'Interfície Gràfica d'Usuari (GUI)",
+    "Use notifications from the filesystem to detect changed items.": "Use notifications from the filesystem to detect changed items.",
+    "Variable Size Blocks": "Variable Size Blocks",
+    "Variable size blocks (also \"large blocks\") are more efficient for large files.": "Variable size blocks (also \"large blocks\") are more efficient for large files.",
     "Version": "Versió",
     "Versions": "Versions",
     "Versions Path": "Ruta de les versions",
@@ -361,6 +364,7 @@
     "Warning: If you are using an external watcher like {%syncthingInotify%}, you should make sure it is deactivated.": "AVÍS: Si estàs utilitzant un observador extern com {{syncthingInotify}}, deus assegurar-te de que està desactivat.",
     "Watch for Changes": "Vigilar els Canvis",
     "Watching for Changes": "Vigilant els Canvis",
+    "Watching for changes discovers most changes without periodic scanning.": "Watching for changes discovers most changes without periodic scanning.",
     "When adding a new device, keep in mind that this device must be added on the other side too.": "Quant s'afig un nou dispositiu, hi ha que tindre en compte que aquest dispositiu deu ser afegit també en l'altre costat.",
     "When adding a new folder, keep in mind that the Folder ID is used to tie folders together between devices. They are case sensitive and must match exactly between all devices.": "Quant s'afig una nova carpeta, hi ha que tindre en compte que l'ID de la carpeta s'utilitza per a juntar les carpetes entre dispositius. Són sensibles a les majúscules i deuen coincidir exactament entre tots els dispositius.",
     "Yes": "Sí",