Create a git repo with submodule to reproduce issue byplayer/egg #41

bug-reproduce.sh

#!/bin/sh
set -x
pwd=`pwd`

mkdir subrepo
cd subrepo
git init
echo Hello World > README
git add README
git commit -m "Initial Commit"
cd ..

cd repo 
mkdir repo
cd repo
git init
echo Hello World > README
git add README
git commit -m "Initial Commit"
git submodule add ${pwd}/subrepo
git submodule init
git submodule update

echo Hello Again > README
git commit -a -m "Second Commit"

cd subrepo
echo Hello Again > README
git commit -a -m "Second Commit"