Remove unused NoticeHelper

apps/routerconsole/java/src/net/i2p/router/web/NoticeHelper.java

@@ -1,23 +0,0 @@
-package net.i2p.router.web;
-
-import net.i2p.data.DataHelper;
-import net.i2p.router.RouterContext;
-
-/**
- * Simple helper to query the appropriate router for data necessary to render
- * any emergency notices 
- */
-public class NoticeHelper extends HelperBase {
-    public String getSystemNotice() {
-        if (true) return ""; // moved to the left hand nav
-        if (_context.router().gracefulShutdownInProgress()) {
-            long remaining = _context.router().getShutdownTimeRemaining();
-            if (remaining > 0)
-                return "Graceful shutdown in " + DataHelper.formatDuration(remaining);
-            else
-                return "Graceful shutdown imminent, please be patient as state is written to disk";
-        } else {
-            return "";
-        }
-    }
-}