Upgraded dependencies and extended stopwatch

src/assets/i18n/en.json

@@ -598,9 +598,12 @@
     "STOP": "Stop",
     "RESET": "Reset",
     "INTERVAL_ENABLED": "Beep at interval",
+    "FIRST_INTERVAL": "First interval",
     "INTERVAL_MINUTES": "Minutes",
     "INTERVAL_SECONDS": "Seconds",
-    "INTERVAL_HINT": "Plays a short tone whenever the elapsed time crosses a multiple of the interval."
+    "SECOND_INTERVAL_ENABLED": "Add a second, alternating interval",
+    "INTERVAL_HINT": "Plays a short tone every time an interval elapses. With a second interval enabled both alternate, so the second one starts right after the first.",
+    "INTERVAL_SCHEDULE": "Next beeps at:"
   },
   "NOT_FOUND": {
     "TITLE": "Page not found",