[git] branch 생성, 변경, 삭제, 조회

1. branch 생성

git branch branch_name

2. branch 변경

git checkout branch_name

3. branch 삭제

git branch -D branch_name

4. 현재 branch 확인

#local branch
> git branch
#remote branch
> git branch -r
#all branch
> git branch -a