Merge pull request #424 from metabase/new_setup_flow

...ntend_client/app/admin/databases/databases.controllers.js

...ent/app/admin/databases/partials/database_edit_forms.html

resources/frontend_client/app/app.js

resources/frontend_client/app/components/form/form.css

resources/frontend_client/app/components/icons/icons.js

resources/frontend_client/app/components/icons/loading.html

resources/frontend_client/app/components/icons/logo.html

resources/frontend_client/app/css/core/base.css

resources/frontend_client/app/css/core/bordered.css

resources/frontend_client/app/css/core/flex.css

resources/frontend_client/app/css/core/layout.css

resources/frontend_client/app/css/core/rounded.css

resources/frontend_client/app/css/core/spacing.css

resources/frontend_client/app/css/core/text.css

resources/frontend_client/app/css/setup.css

resources/frontend_client/app/services.js

.../frontend_client/app/setup/partials/_connection_list.html

.../frontend_client/app/setup/partials/_connection_type.html

resources/frontend_client/app/setup/partials/_header.html

...rces/frontend_client/app/setup/partials/_step_button.html