Add examples for common boilerplate files

[heygrady]

When creating new files we often want to start with boilerplate code. The redux-clisupports blueprints but that project is poorly maintained. We should keep our own cut-n-paste examples.

• [ ] components
  • [ ] new without props/propTypes
  • [ ] new with props/propTypes
• [ ] containers
• [ ] modules
  • [x] new without sagas
  • [x] new with sagas
• [ ] layouts
  • [ ] new without route params
  • [ ] new with route params
• [ ] views
  • [ ] new without route params
  • [ ] new with route params
• [ ] routes
  • [ ] new without child routes
  • [ ] new with child routes