protected void saveDataOrganization() throws IOException {
		DataOrganizationImpl.save(getDataOrganization(), getDataMap(true), "dataOrg.");
	}
Save the current data organization to facilitate future change detection and 
upgrades.
@throws IOException if failure occured while saving data organization.
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/data/DataTypeManagerDB.java