add ncdu nice disk usage

dot_zsh_aliases

@@ -72,7 +72,8 @@ alias diff='colordiff'
 alias cp='cp -i' # confirmation before overwrite #
 alias mv='mv -i' # confirmation before overwrite
 alias df='df -H'
-alias du='du -ch'
+alias du='ncdu --color dark -rr -x --exclude .git --exclude node_modules'
+#alias du='du -ch'
 alias headers='curl -I --compress'  # Find out if remote server supports gzip / mod_deflate or not #
 alias hist='history'
 alias path='echo -e ${PATH//:/\\n}' # Explode and display current PATH