Clraify that hie-wrapper is now the default

And fix a typo on the liquid haskell enable

Author: alanz

README.md

@@ -48,21 +48,18 @@ If the liquid haskell executable is installed, enable using it to
 process haskell files on save.
 
 ```
-"languageServerHaskell.hlintOn": true,
+"languageServerHaskell.liquidOn": true,
 ```
 
 #### HIE Wrapper
 
 Furthermore, the extension supports multiple ways of initializing hie,
-depending on your needs. The first one is to use the hie-wrapper that
-follows this extension, and tries to pick the right hie for your GHC
-version. The following,
-
-```json
-"languageServerHaskell.useHieWrapper": true,
-```
-
-makes VSCode use the `hie-wrapper.sh` file to start hie through. This does assume that you built the hie executable using make build, but will fall back to plain hie. This will take precedence over `hieExecutablePath`.
+depending on your needs. The default one uses the `hie-vscode.[sh|bat]` 
+file to start hie through. This will attempt to start via `hie-wrapper`
+if it is on the vscode path, otherwise fall back to `hie`.
+The`hie-wrapper` executable is installed using `make build`,
+together with the other GHC version specific `hie-8.x` executables.
+This will take precedence over `hieExecutablePath`.
 
 #### Custom Wrapper