Added next step link to step-2

Signed-off-by: Thomas Seng Hin Mak <makzan@gmail.com>
Step 3

Signed-off-by: Thomas Seng Hin Mak <makzan@gmail.com>
Added step info to README

Signed-off-by: Thomas Seng Hin Mak <makzan@gmail.com>
Updated README

Signed-off-by: Thomas Seng Hin Mak <makzan@gmail.com>
Updated README

Signed-off-by: Thomas Seng Hin Mak <makzan@gmail.com>
Improved step-3 README

Signed-off-by: Thomas Seng Hin Mak <makzan@gmail.com>