history: Sorting by reverse date

Signed-off-by: Timothy Gu <timothygu99@gmail.com>
Use new directory layout

Signed-off-by: Timothy Gu <timothygu99@gmail.com>
history: tweaks

Signed-off-by: Timothy Gu <timothygu99@gmail.com>
Remove all trailing white space

Signed-off-by: Timothy Gu <timothygu99@gmail.com>