changed default behaviour for gcd. now lists all dirs wihtout args

qcd_function

@@ -184,8 +184,9 @@ function gcd() {
     local cdto
     { cdto=$( python -c '
 import sys,os,re
-if len(sys.argv)==1:
+if len(sys.argv)==1 or sys.argv[-1]=="-h":
     print("Arguments: [dir/]pattern_to_match_folders")
+if sys.argv[-1]=="-h":
     sys.exit(0)
 def G():
     return "\033[32;1m"