Replaced all SpoutAPI with the Spout Maths library

- Deleted all api maths utilities and classes
- Added Spout-Math to api pom
Signed-off-by:thehutch th3hutch@yahoo.co.uk
Merge pull request #2234 from thehutch/new-math

Replaced all SpoutAPI with the Spout Maths library
Rebase new-math

Signed-off-by: Aleksi Sapon <QcTechs@gmail.com>
Fix a bunch of stuff. Almost works correctly.

Signed-off-by: Aleksi Sapon <QcTechs@gmail.com>
Fix the frustum culling

Signed-off-by: Aleksi Sapon <QcTechs@gmail.com>
Merge branch 'master' into new-math

Conflicts:

engine/src/main/java/org/spout/engine/component/entity/SpoutPhysicsCompo
nent.java
Merge branch 'new-math'