adding contains method
adding hullsectioncontainer abstraction
fixing a handful of projectile physics performance issues and bugs
adding an IsObjectEnabled method
modifying hullgeometrygenerator to apply correct transforms to geometry and generate hullsectioncontainers
completing implementation of hullintegritymesh and cleaning up the code
minor syntax change because of projectilephysics changes
adding hullsection to airship ctor
removing transforms that are now performed in hullgeometrygenerator
project file update