gitconfig with alias and mergetool as meld

.gitconfig

[user]
# Please adapt and uncomment the following lines:
        name = username
        email = email

[alias]
        st = status
        co = checkout
        ci = commit
        br = branch

[merge]
        tool = meld

[mergetool "meld"]
        keepBackup = false
        trustExitCode = false
        cmd = meld \"$LOCAL\" \"$BASE\" \"$REMOTE\" --output=\"$MERGED\"