Once you have downloaded and manipulated the CMIS data and updated the .MAP file you will be able to add your Councillors Classic Layer via iShare Studio.
Display name
This will be displayed on the layers panel within My House e.g. Councillors.
Layer name
Select the corresponding map file layer from the drop down list, e.g. councillor_ward.
Select the Show My radio button as this will perform a point in polygon search on the Layer e.g. Show my Councillor.
Select the html_raw field from the list.