theBasePackage.initializePackageContents();
theModelerPackage.initializePackageContents();
theStructurePackage.initializePackageContents();
theDescriptorPackage.initializePackageContents();
theSectorPackage.initializePackageContents();
theSpaceobjectPackage.initializePackageContents();
theUniversePackage.initializePackageContents();
// Mark meta-data to indicate it can't be changed
theShipdevicePackage.freeze();