Add create function to IdeaStore.
Change resp to idea for clarity in IdeaStore create function.
Add getAll method to IdeaStore.
Load Idea and CreateIdea components on index.
Refactor Idea component into CreateIdea.
Change Idea component to render individual component names.
Add allIdeas method to ideaController.
Add get route for '/ideas' using allIdeas.
Refactor global variables in IdeaStore.js into app.IdeaStore.
Declare CHANGE_EVENT global in app.js.