The acquisitive arm of Google reached out again today, and this time, grabbed DocVerse, a company that specializes in the real-time sharing and editing of documents. The unusual thing is that DocVerse doesn't deal with just any documents; instead, it focuses on Microsoft Excel, PowerPoint, and Word documents. A post on the Official Google Enterprise Blog explained the purchase by stating, "[A]s we continue to improve Google Docs and Google Sites as rich collaboration tools,