* Create a new ProjectCache
*/
public static void start() {
projects = new XMLHelper<ArrayList<BasisListElement>>().loadXML(new File(YAamsCore.programPath, "projects.xml"));
types = new HashMap<String, ProjectType>();
empty = new EmptyProjectType();
// add save
ExtentionManagement.add(ExtentionManagement.SAVE, new IExtension() {
@Override