Quickoffice today released version 3.0 of its popular Quickoffice Connect Mobile Suite, bringing support for accessing and editing files stored in Google Docs, Box.net and Dropbox online services. The application also continues to support files stored on MobileMe iDisk, transferred via Wi-Fi or forwarded to Quickoffice via e-mail. Quickoffice is an iPhone office suite application that allows users to edit Microsoft Word and Excel files directly on…