adding XZPoint
adding modifydeckplates method
adding occupationgridpos private struct for type rich
updating for use with the occupationgridpos struct
updating usages of XZPoint over Point
fixing a deck buffer identifier bug
fixing identifier conversion bug
cleaning up ModifyDeckPlates
fixing deck bounding box x offset
reimplementing occupation grids as a 3d array
fixing offset bug
removing unused method
fixing ugly hack for offset of deck removal
indenting ugly func params
adding InternalWallEnvironment abstraction class
updating wall modification tools to use the internalwallenvironment abstraction
removing traces of old wall management system from hullenv
adding some delicious region fields
adding some docs
adding support for verifying that a placed wall will not intersect placed objects