GIT : display the current branch in prompt

Stop confusing branches.
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To display the current Git branch in the Linux prompt when you are visiting a repository, copy this at the end of your bashrc. 

Display the Git branch in PS1

function parse_git_branch {
        git branch --no-color 2> /dev/null | sed -e '/^[^*]/d' -e "s/* \(.*\)/[\1]/"
}
PS1="$PS1\$(parse_git_branch)"