add Git submodule beamerthemeFalkor

Signed-off-by: Sebastien Varrette <sebastien.varrette@uni.lu>
update Git submodule

Signed-off-by: Sebastien Varrette <sebastien.varrette@uni.lu>
upgrade root Makefile

Signed-off-by: Sebastien Varrette <sebastien.varrette@uni.lu>
Upgrading Git submodule '.submodules/launcher-scripts' to the latest version

Signed-off-by: Sebastien Varrette <sebastien.varrette@uni.lu>
add template for the slides

Signed-off-by: Sebastien Varrette <sebastien.varrette@uni.lu>
make teh template working

Signed-off-by: Sebastien Varrette <sebastien.varrette@uni.lu>
bootstrap slides source for HPL

Signed-off-by: Sebastien Varrette <sebastien.varrette@uni.lu>
bootstrap slides source for getting started

Signed-off-by: Sebastien Varrette <sebastien.varrette@uni.lu>