message: Slightly improve surround documentation in README
diff: @@ -493,14 +493,14 @@ Based on [surround.vim](https://github.com/tpope/vim-surround), the plugin is us
  | ------------ | --------------------------- | ------- | ------------- |
  | vim.surround | Enable/disable vim-surround | Boolean | true |
  -`t` or `<` as `<desired char>` or `<existing char>` will do tags and enter tag entry mode. Using `<CR>` instead of `>` to finish changing a tag will preserve any existing attributes.
  +`t` or `<` as `<desired>` or `<existing>` will enter tag entry mode. Using `<CR>` instead of `>` to finish changing a tag will preserve any existing attributes.
  | Surround Command | Description |
  -| ------------------------------------ | --------------------------------------------------------------------- |
  -| `d s <existing char>` | Delete existing surround |
  -| `c s <existing char> <desired char>` | Change surround existing to desired |
  -| `y s <motion> <desired char>` | Surround something with something using motion (as in "you surround") |
  -| `S <desired char>` | Surround when in visual modes (surrounds full selection) |
  +| -------------------------- | -------------------------------------------------------- |
  +| `y s <motion> <desired>` | Add `desired` surround around text defined by `<motion>` |
  +| `d s <existing>` | Delete `existing` surround |
  +| `c s <existing> <desired>` | Change `existing` surround to `desired` |
  +| `S <desired>` | Surround when in visual modes (surrounds full selection) |
  Some examples:
  