Some polishing...

git-crup

Index: git-crup
===================================================================
--- git-crup	(revision 174277)
+++ git-crup	(working copy)
@@ -53,7 +53,7 @@
     $GIT_EXE submodule --quiet sync
     $GIT_EXE ls-files -s | grep ^160000 | awk '{print $4}' |
     while read submod; do
-      $GIT_EXE submodule update --init "$submod" | sed "s|^|[$1/$submod] |g"
+      "$crup_runner" "$1/$submod"
     done
   )
 }
@@ -119,7 +119,6 @@
 fi
 
 set -o pipefail
-
 if test "$xargs_parallel" = "yes"; then
   ( ls -d */.git | sed 's/\/\.git$//' |
    xargs $max_lines $replace_arg -P "$j" \