Microsoft has quietly released an update to its Office Live Workspace service, which the company first rolled out in beta form in December 2007. The just-released Office Live Workspace update, according to a posting on LiveSide.Net,includes a new activity pane for keeping track of what's happening in your wokspace; e-mail notifications so you know when those with whom you are sharing documents make an update; support for adding multiploe documents to workspaces; and a new interface to make it easier to invite new people to participate in a shared workspace. A quick refresher on what Office Live Workspace is (and isn't). Office Live Workspace is Microsoft's alternative to Google Docs. It is not a Web-based version of Microsoft Office. It...