Quotes fully work now, including PDF, Email, Approval, Cancel, Edit, Copy, Copy to Invoice, also added quote_footer config to settings

functions.php

@@ -0,0 +1,19 @@
+<?php
+
+function keygen()
+{
+    $chars = "abcdefghijklmnopqrstuvwxyz";
+    $chars .= "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
+    $chars .= "0123456789";
+    while (1) {
+        $key = '';
+        srand((double) microtime() * 1000000);
+        for ($i = 0; $i < 16; $i++) {
+            $key .= substr($chars, (rand() % (strlen($chars))), 1);
+        }
+        break;
+    }
+    return $key;
+}
+
+?>