BUILD: Fixed bad Juce library include path

Signed-off-by: Gama <misept.dieseneuf@gmail.com>
TESTS: Fixed std::array initialization issue with msvc

Signed-off-by: Gama <misept.dieseneuf@gmail.com>
BUILD: Updated Travis builds with last repo changes

Signed-off-by: Gama <misept.dieseneuf@gmail.com>