added atomic design graphic

Signed-off-by: Patrick Grady <patrick.a.grady@gmail.com>
added pri header component graphic

Signed-off-by: Patrick Grady <patrick.a.grady@gmail.com>
increased amount of letter-spacing

Signed-off-by: Patrick Grady <patrick.a.grady@gmail.com>
Adding design content

Signed-off-by: Patrick Grady <patrick.a.grady@gmail.com>