adding nvm for managing node.js versions

.gitmodules

@@ -4,3 +4,6 @@
 [submodule "oh-my-zsh"]
 	path = oh-my-zsh
 	url = [email protected]:walkah/oh-my-zsh.git
+[submodule "nvm"]
+	path = nvm
+	url = [email protected]:walkah/nvm.git

zshrc

@@ -32,4 +32,9 @@ if [ -f /usr/local/bin/virtualenvwrapper.sh ]; then
     source /usr/local/bin/virtualenvwrapper.sh
 fi
 
+# Node / nvm
+if [ -f "$HOME/.nvm/nvm.sh" ]; then
+  source "$HOME/.nvm/nvm.sh"
+fi
+
 export LSCOLORS="ExGxFxdxCxDxDxhbadExEx"