Update readme

Signed-off-by: Gaetan Semet <gaetan@xeberon.net>
normalize is already included in bootstrap

Signed-off-by: Gaetan Semet <gaetan@xeberon.net>
jquery.easing is already included in scrolldeck

Signed-off-by: Gaetan Semet <gaetan@xeberon.net>
update README.rst

Signed-off-by: Gaetan Semet <gaetan@xeberon.net>