* Add intent component
* Add intent script component
* Add shopping list component
* Convert Snips to use intent component
* Convert Alexa to use intent component
* Lint
* Fix Alexa tests
* Update snips test
* Add intent support to conversation
* Add API to view shopping list contents
* Lint
* Fix demo test
* Lint
* lint
* Remove type from slot schema
* Add dependency to conversation
* Move intent to be a helper
* Fix conversation
* Clean up intent helper
* Fix Alexa
* Snips to use new hass.components
* Allow registering intents with conversation at any point in time
* Shopping list to register sentences
* Add HTTP endpoint to Conversation
* Add async action option to intent_script
* Update API.ai to use intents
* Cleanup Alexa
* Shopping list component to register built-in panel
* Rename shopping list intent to inlude Hass name
