I just want to report that it is possible - and not too difficult - to use SME as a printer server for Google Cloud Print. In this way, you can share the SME's printer(s) with users with a Google account, allowing them to print directly from Google Docs etc.
Here is a brief outline:
My own experience is that the connector works very well - no problems so far ... It is easy and convenient for users, working in Chrome and Google Docs.
Jesper H, Denmark