Merge pull request #1076 from ejinotti/master

[Docs] Improve zsh script in README

README.markdown

@@ -195,13 +195,18 @@ Put this into your `$HOME/.zshrc` to call `nvm use` automatically whenever you e
 `.nvmrc` file with a string telling nvm which node to `use`:
 
 ```zsh
+# place this after nvm initialization!
 autoload -U add-zsh-hook
 load-nvmrc() {
   if [[ -f .nvmrc && -r .nvmrc ]]; then
     nvm use
+  elif [[ $(nvm version) != $(nvm version default)  ]]; then
+    echo "Reverting to nvm default version"
+    nvm use default
   fi
 }
 add-zsh-hook chpwd load-nvmrc
+load-nvmrc
 ```
 
 ## License