code: public List<URI> templateHome() {
          if (null == _templateHome) {
              Object o = get(RythmConfigurationKey.HOME_TEMPLATE);
              if (o instanceof URI) {
                  _templateHome = Arrays.asList(new URI[]{(URI)o});
              } else if (o instanceof List) {
                  _templateHome = (List<URI>)o;
              } else if (o instanceof File) {
                  File root = (File) o;
                  _templateHome = Arrays.asList(new URI[]{root.toURI()});
              }
          }
          return _templateHome;
      }
docs: Return {@link RythmConfigurationKey#HOME_TEMPLATE} without lookup
  
  @return template home