Doesn't work:
```
>> tagAnnotations = getImageTagAnnotations(session, image.getId.getValue)
 
tagAnnotations =
 
omero.model.TagAnnotationI@401f37fd
 
>> tagAnnotations = getImageTagAnnotations(session, image)
No constructor 'java.lang.Long' with matching signature found.

Error in toJavaList (line 54)
        javaList.add(castFun(matlabList(i)));

Error in getObjectAnnotations (line 57)
ids = toJavaList(ids, 'java.lang.Long');

Error in getImageTagAnnotations (line 40)
tas = getObjectAnnotations(session, 'tag', 'image', ids, varargin{:}); 
```