MCLEAN, Va.--(BUSINESS WIRE)--NavigationArts is thrilled to announce that its own Seth Gregory has been named an Acquia MVP, making him one of only eleven recipients throughout the world. Acquia is a provider of open cloud hosting, developer tools and support for Drupal, the open source content management platform that unifies content, community and commerce. The MVP program recognizes outstanding contributions from Drupal developers that highlight, embed, and extend Acquia products. Seth leads