git 忽视大小写

git config core.ignorecase false

http://stackoverflow.com/questions/3011625/git-mv-and-only-change-case-of-directory

发现master有非法邮箱名，进行如下操作进行解决：
git branch -D master
git checkout master
git pull origin master
sh git-m.sh
git push origin master --force

git checkout 新分支
git merge master
git push origin 新分支