How to install Spectrum in one step

Product Feature: Installation / Upgrade
Currently the installation requires customer to install the Spectrum platform followed by databases. This runs into multiple steps and requires manual effort as well. Is there any installer which will achieve the same but does not need manual effort while installing.

The process of doing this is described in installation guide under section "Using the Silent Installer".
But database installation require the manual intervention.
UPDATED:  October 23, 2017