Remove go.campaign.dialogue.grid (For now, we will be positioning things without the need for a grid component)
Merge branch 'develop-frontend' into feature/issue-381-basic-dialogue-screen-state-layout
Merge branch 'feature/issue-406-viewcollection-needs-to-provide-a-way-of-ordering-views' into feature/issue-381-basic-dialogue-screen-state-layout
Merge branch 'feature/issue-404-subviewcollection-should-provide-a-way-to-append-each-subview-element-to-the-view' into feature/issue-381-basic-dialogue-screen-state-layout

Conflicts:
	go/base/static/js/src/components/structures.js
Merge branch 'feature/issue-408-basic-dynamic-grid-layout' into feature/issue-381-basic-dialogue-screen-state-layout
Merge branch 'feature/issue-408-basic-dynamic-grid-layout' into feature/issue-381-basic-dialogue-screen-state-layout
Change DialogueStateModel to follow an ordering
Merge branch 'develop-frontend' into feature/issue-381-basic-dialogue-screen-state-layout
Merge branch 'feature/issue-422-client-tests-should-unregister-models-from-the-backbone-relational-store-instead-of-resetting-the-store' into feature/issue-381-basic-dialogue-screen-state-layout
Merge branch 'feature/issue-408-basic-dynamic-grid-layout' into feature/issue-381-basic-dialogue-screen-state-layout
Changes for DialogueDiagramView to arrange its states in a grid and render correctly
DialogueDiagramView tests
Merge branch 'feature/issue-408-basic-dynamic-grid-layout' into feature/issue-381-basic-dialogue-screen-state-layout
Merge branch 'develop-frontend' into feature/issue-381-basic-dialogue-screen-state-layout
Merge branch 'develop-frontend' into feature/issue-381-basic-dialogue-screen-state-layout
Merge branch 'feature/issue-425-gridview-p-render-should-detach-its-rows-instead-of-emptying-itself' into feature/issue-381-basic-dialogue-screen-state-layout
Fixes for the basic dialogue screen layout rendering
Remove unnecessary DialogueStateCollection.p.appendToView()
Change dialogue states to be in preview mode by default
Add placeholder class to sortable options for dialogue screen grid