Generate FVP's Linux/TFTF FVP templates

FVP YAML file generation is a two step process: 1. yaml template
creation and 2. fvp values replacement on template created by 1. This
patch only relates to 1, creating the corresponding Linux or TFTF
templates.

Signed-off-by: Leonardo Sandoval <leonardo.sandoval@linaro.org>
Change-Id: I1d666e6f7c38d68f66439697e599512673d874f4
18 files changed