remove : and backslash for ms win safenames

jobhelper.sh

@@ -171,12 +171,11 @@ function j_getFullTarget(){
 
 # ------------------------------------------------------------
 # replace / to _ to get a save filename for a directory to
-# backup
+# backup or restore
 # param  string  name of directory
 # ------------------------------------------------------------
 function j_getSafename(){
-  # echo $* | sed 's#/#_#g'
-  echo "${*//\//_}"
+  echo "${*//[\/\\:]/_}"
 }
 
 # ------------------------------------------------------------