opt.

- add help for ssh virt keys
- rm unused lib

pubspec.yaml

@@ -53,18 +53,17 @@ dependencies:
   easy_isolate: ^1.3.0
   share_plus: ^7.0.2
   intl: ^0.18.0
-  # xterm: ^3.4.1
-  xterm:
-    #path: ../xterm.dart
-    git:
-      ref: master
-      url: https://github.com/lollipopkit/xterm.dart
+  xterm: ^3.5.0
+  # xterm:
+  #   #path: ../xterm.dart
+  #   git:
+  #     ref: master
+  #     url: https://github.com/lollipopkit/xterm.dart
   file_picker: ^5.3.2
   plain_notification_token: ^0.0.4
   highlight: ^0.7.0
   flutter_highlight: ^0.7.0
   code_text_field: ^1.1.0
-  flutter_volume_controller: ^1.2.6
   nil: ^1.1.1
   shared_preferences: ^2.1.1