add translate for domain register

lib/l10n/localizations.dart

@@ -96,6 +96,7 @@ abstract class AppLocalizations {
   String get waiting;
   String get notExist;
   String get skip;
+  String get register;
 
   // theme
   String get themeDark;
@@ -224,6 +225,7 @@ abstract class AppLocalizations {
   String get domainSetActived;
   String get domainDelete;
   String get domainNotDelete;
+  String get domainCreateTip;
 
   String get cloud;
   String get cloudIntro;

lib/l10n/localizations_en.dart

@@ -116,6 +116,8 @@ class AppLocalizationsEn extends AppLocalizations {
   String get notExist => 'User not exist.';
   @override
   String get skip => 'Skip';
+  @override
+  String get register => 'Register';
 
   // theme
   @override
@@ -353,6 +355,8 @@ class AppLocalizationsEn extends AppLocalizations {
   String get domainDelete => 'Delete from provider ?';
   @override
   String get domainNotDelete => 'Had ID, cannot delete';
+  @override
+  String get domainCreateTip => 'Tips: It will be sent to our built-in provider. Others can find your information (avatar, nickname, ESSEID, network address) by search the username, which can be managed and deleted in the personal ID later.';
 
   @override
   String get cloud => 'Cloud Peer';

lib/l10n/localizations_zh.dart

@@ -116,6 +116,8 @@ class AppLocalizationsZh extends AppLocalizations {
   String get notExist => '用户不存在。';
   @override
   String get skip => '跳过';
+  @override
+  String get register => '注册';
 
   // theme
   @override
@@ -353,6 +355,8 @@ class AppLocalizationsZh extends AppLocalizations {
   String get domainDelete => '从站点中删除？';
   @override
   String get domainNotDelete => '有注册ID，无法删除';
+  @override
+  String get domainCreateTip => '提示： 将会发送至应用内置的站点，其他人可以通过检索用户名搜索到你的信息（头像，昵称，ESSEID，网络地址）。后续可以在个人ID中进行管理和删除。';
 
   @override
   String get cloud => '云节点';

lib/pages/account_domain.dart

@@ -86,13 +86,13 @@ class AccountDomainScreenState extends State<AccountDomainScreen> {
           children: [
             RichText(
               text: TextSpan(
-                text: 'Register ',
+                text: lang.register + ' ',
                 style: TextStyle(
                   color: color.onSurface, fontSize: 20.0, fontWeight: FontWeight.bold
                 ),
                 children: <TextSpan>[
                   TextSpan(text: widget.name, style: TextStyle(color: Color(0xFF6174FF))),
-                  TextSpan(text: ' to '),
+                  TextSpan(text: '  ->  '),
                   TextSpan(text: provider.name,
                     style: TextStyle(color: Color(0xFF6174FF), fontStyle: FontStyle.italic)
                   ),
@@ -103,7 +103,7 @@ class AccountDomainScreenState extends State<AccountDomainScreen> {
             const SizedBox(height: 10.0),
             Container(
               width: 600.0,
-              child: Text('Tips: It will be sent to our built-in provider. Others can find your information (avatar, nickname, ESSEID, network address) by search the username, which can be managed and deleted in the personal ID later.'),
+              child: Text(lang.domainCreateTip),
             ),
             SizedBox(
               height: 40.0,