khasim-mohammed authored Sep 02, 2021 and Deepak Pandey committed Oct 13, 2021

A new user guide is prepared to provide instructions for bash script
based build setup, the steps to build the firmware, minimal BusyBox
and the Ubuntu distribution with new scripts are captured.

Other documents are updated as applicable for the 2021.10.12 release.

Change-Id: Id103cde03dce2de6b5359b8637fda7a31deced76
Signed-off-by: Khasim Syed Mohammed <khasim.mohammed@arm.com>

Signed-off-by: Avinash Mehta <avinash.mehta@arm.com>

Signed-off-by: Avinash Mehta <avinash.mehta@arm.com>
Change-Id: I45593ab6d6a6a70e493b7c6899cc558c7d55608d

Signed-off-by: Avinash Mehta <avinash.mehta@arm.com>
Change-Id: Ia31b204d8001798351e34b647f77fd3bc2bf2fff