Allow dates to be used in timer command

util/timer/timeSince.js

@@ -0,0 +1,21 @@
+module.exports = function(timeElapsed) {
+
+    let countDownDate = new Date(timeElapsed).getTime();
+    let now = new Date().getTime();
+  
+    let distance = countDownDate - now;
+    let days = Math.floor(distance / (1000 * 60 * 60 * 24));
+    let hours = Math.floor((distance % (1000 * 60 * 60 * 24)) / (1000 * 60 * 60));
+    let minutes = Math.floor((distance % (1000 * 60 * 60)) / (1000 * 60));
+    let seconds = Math.floor((distance % (1000 * 60)) / 1000);
+  
+    if (seconds < 0) {
+      days = days + 1;
+      hours = hours + 1;
+      minutes = minutes + 1;
+      seconds = seconds + 1;
+    }
+    
+    const totalInSeconds = (days * 24 * 60 * 60) + (hours * 60 * 60) + (minutes * 60) + seconds;
+    return { days: days, hours: hours, minutes: minutes, seconds: seconds, totalInSeconds: totalInSeconds };
+}