Merge pull request #1225 from metabase/new-users-guide

docs/administration-guide/01-managing-databases.md

docs/administration-guide/images/DatabaseConnection.png

docs/administration-guide/images/ProfileDropdown.png

docs/administration-guide/start.md

docs/getting-started/04-sharing-answers.md

docs/getting-started/start.md

docs/images/SaveButton.png

docs/users-guide/01-what-is-metabase.md

docs/users-guide/02-database-basics.md

docs/users-guide/03-asking-questions.md

docs/users-guide/04-visualizing-results.md

docs/users-guide/05-sharing-answers.md

docs/users-guide/06-dashboard-tips.md

docs/users-guide/07-data-model-reference.md

docs/users-guide/images/AddQ.png

docs/users-guide/images/Addnewdashboard.png

docs/users-guide/images/DashboardDropdown.png

docs/users-guide/images/DashboardGridButton.png

docs/users-guide/images/DashboardSuccess.png

docs/users-guide/images/EditDashboard.png