git: adapted tree format

Conflicts:
	git/setup

setup

@@ -22,7 +22,7 @@ git config --global difftool.vimdiff.cmd 'vim -R -f -d -c "wincmd l" -c '\''cd "
 git config --global alias.branches "branch --all"
 git config --global alias.diff-last "diff HEAD^ HEAD"
 git config --global alias.status-tracked "status --untracked-files=no"
-git config --global alias.tree "log --graph --abbrev-commit --decorate --format=format:'%C(red)%h%C(reset)%C(bold red)%d%C(reset) %C(dim green)(%ar)%C(reset) %C(bold black)%s%C(reset) %C(dim white)(%an)%C(reset)' --all"
+git config --global alias.tree "log --graph --abbrev-commit --decorate --format=format:'%C(red)%h%C(reset)%C(bold red)%d%C(reset) %C(dim green)(%ar)%C(reset) %C(dim white)%s%C(reset) %C(bold black)(%an, %ad)%C(reset)' --all --date=short"
 
 # filters
 git config --global filter.strip-html-comments.clean 'strip-html-comments'