This adds the new file t/t7102-reset.sh following the text
and examples in "Documentation/git-reset.txt" in order to
check the behaviour of the upcoming "builtin-reset.c",
and be able to compare it with the original "git-reset.sh".
Signed-off-by: Carlos Rica <jasampler@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>