doc update

README.md

@@ -16,20 +16,23 @@ The plugin covers most features required for a gopher.
 - Load vscode launch configuration
 - Unit test: generate unit test framework with [gotests](https://github.com/cweill/gotests). Run test with
   richgo/ginkgo/go test
-- tag modify: Supports gomodifytags
-- Code format: Supports LSP format and GoFmt
+- Add and remove tag for struct with tag modify(gomodifytags)
+- Code format: Supports LSP format and GoFmt(with golines)
 - CodeLens : gopls codelens and codelens action support
 - Comments: Add autodocument for your package/function/struct/interface. This feature is unique and can help you suppress golint
   errors...
 - Go to alternative go file (between test and source)
 - Test with ginkgo, richgo inside floaterm (to enable floaterm, guihua.lua has to be installed)
 - Go 1.18 support, configure your go to `go1.18` in config
+- GoFixPlural, FixStruct, FxiSwitch, Add comment, IfErr, ModTidy, GoGet ... Most of the tools are built on top of
+treesitter AST or go AST. It is fast and accurate.
 
 ## Installation
 
 Use your favorite package manager to install. The dependency `treesitter` (and optionally, treesitter-objects)
 should be installed the first time you use it.
 Also Run `TSInstall go` to install the go parser if not installed yet.
+`sed` is recommand to run this plugin.
 
 ### [vim-plug](https://github.com/junegunn/vim-plug)