feat(mail): Add punycode (RFC 3492) to encode domain with special characters

UI/WebServerResources/package.json

@@ -1,7 +1,7 @@
 {
   "name": "sogo-web",
   "homepage": "https://sogo.nu",
-  "bugs": "https://sogo.nu/bugs",
+  "bugs": "https://bugs.sogo.nu",
   "dependencies": {
     "angular": "^1.8.0",
     "angular-animate": "^1.8.0",
@@ -15,7 +15,8 @@
     "file-saver": "^2.0.5",
     "lodash": "^4.17.21",
     "ng-sortable": "1.3.7",
-    "qrcodejs": "^1.0.0"
+    "qrcodejs": "^1.0.0",
+    "punycode": "^2.3.0"
   },
   "devDependencies": {
     "autoprefixer": "^9.8.5",