import python validate scripts and git hooks from the buildbot project

Signed-off-by: Gaetan Semet <gaetan@xeberon.net>
moved guake to guake.py

Signed-off-by: Gaetan Semet <gaetan@xeberon.net>
remove unused variable (pylint)

Signed-off-by: Gaetan Semet <gaetan@xeberon.net>
Fix undefined variable (thanks pylint)
pep8 & pylint on main file

Signed-off-by: Gaetan Semet <gaetan@xeberon.net>
guake.py back to guake

Signed-off-by: Gaetan Semet <gaetan@xeberon.net>