Fixed save file date not displaying properly

E.g. on the 25th of May 2017, at 2:13 pm the last modified time showed as "2017-04-25 2:13:00" 
Wrong month (off by one, due to JavaScript Month weirdness) and no am/pm marker (for simplicity switched to military time).

Author: LeoDJ

ui/App/components/Saves/Save.jsx

@@ -1,15 +1,12 @@
 import React from 'react';
 
 class Save extends React.Component {
-    hours12(date) { return (date.getHours() + 24) % 12 || 12; }
-
     render() {
         let saveLocation = "/api/saves/dl/" + this.props.save.name 
         let saveSize = parseFloat(this.props.save.size / 1024 / 1024).toFixed(3)
         let saveLastMod = Date.parse(this.props.save.last_mod);
         let date = new Date(saveLastMod)
-        let dateFmt = date.getFullYear() + '-' + date.getMonth() + '-' + date.getDate() + '   '
-            + this.hours12(date) + ':' + date.getMinutes() + ':' + date.getSeconds();
+        let dateFmt = date.toISOString().replace('T', ' ').split('.')[0]; //Outputs date as "YYYY-MM-DD HH:MM:SS" with zero-padding and 24h
 
         return(
             <tr>