Update docs

Author: cannorin

README.mkd

@@ -76,21 +76,13 @@ call dein#add('ionide/Ionide-vim', {
     \ })
 ~~~
 
-#### Installing on Windows
-
-Run `install.cmd`.
+#### Installing manually
 
-### 3. Setting up the language client
+Clone Ionide-vim to some runtimepath and run `make fsautocomplete`.
 
-Once you installed, add the following to somewhere in your `.vimrc`:
-
-```vim
-let g:LanguageClient_serverCommands = {
-  \ 'fsharp': g:fsharp#languageserver_command
-  \ }
-```
+#### Installing on Windows
 
-This will configure FSAC to be used from LanguageClient-neovim.
+Run `install.cmd`.
 
 ## Usage