Cleanup dashboard JS (#491)

* Cleanup dashboard JS

* Add vscode

* Save start_mark/end_mark

* Updates

* Updates

* Remove need for cv.nameable

It's a bit hacky but removes so much bloat from integrations

* Add enum helper

* Document APIs, and Improvements

* Fixes

* Fixes

* Update PULL_REQUEST_TEMPLATE.md

* Updates

* Updates

* Updates

esphome/components/binary_sensor/binary_sensor.h

@@ -24,12 +24,12 @@ namespace binary_sensor {
  */
 class BinarySensor : public Nameable {
  public:
+  explicit BinarySensor();
   /** Construct a binary sensor with the specified name
    *
    * @param name Name of this binary sensor.
    */
   explicit BinarySensor(const std::string &name);
-  explicit BinarySensor();
 
   /** Add a callback to be notified of state changes.
    *