Allow specifying log directory as environment var
Allow specifying log directory as environment var

Signed-off-by: Patrick Uiterwijk <cbb7353e6d953ef360baf960c122346276c6e320@puiterwijk.org>

mit-ll/python-keylime,mit-ll/python-keylime,mit-ll/python-keylime,mit-ll/python-keylime