IP address is no longer required for Enphase Envoy component (#6088)

* IP address is no longer required

* Change keys in monitored conditions from '7_days' to 'seven_days'

* Minor changes

source/_components/sensor.enphase_envoy.markdown

@@ -23,33 +23,44 @@ To enable this sensor, add the following lines to your `configuration.yaml` file
 # Example configuration.yaml entry
 sensor:
   - platform: enphase_envoy
-    ip_address: ENVOY_LOCAL_IP_ADDRESS
+```
+
+```yaml
+# Example configuration.yaml entry
+sensor:
+  - platform: enphase_envoy
+    ip_address: LOCAL_IP_FOR_ENVOY
+    monitored_conditions:
+      - production
+      - consumption
+      - lifetime_production
+      - lifetime_consumption
 ```
 
 {% configuration %}
 ip_address:
-  description: The local IP Address of your Envoy
-  required: true
+  description: The local IP Address of your Envoy. Leave blank to search for it, but this may not always be reliable.
+  required: false
   type: string
 monitored_conditions:
-  description: The list of conditions to monitor
+  description: The list of conditions to monitor.
   required: false
   type: list
   keys:
     production:
-      description: The power in W being produced by the solar panels
+      description: The power in W being produced by the solar panels.
     daily_production:
-      description: The energy in Wh produced that day
-    7_days_production:
-      description: The energy in Wh produced the last 7 days
+      description: The energy in Wh produced that day.
+    seven_days_production:
+      description: The energy in Wh produced the last 7 days.
     lifetime_production:
-      description: The energy in Wh produced in the lifetime of the Envoy
+      description: The energy in Wh produced in the lifetime of the Envoy.
     consumption:
-      description: The power in W being consumed in the whole house
+      description: The power in W being consumed in the whole house.
     daily_consumption:
-      description: The energy in Wh consumed that day
-    7_days_consumption:
-      description: The energy in Wh consumed the last 7 days
+      description: The energy in Wh consumed that day.
+    seven_days_consumption:
+      description: The energy in Wh consumed the last 7 days.
     lifetime_consumption:
-      description: The energy in Wh consumed in the lifetime of the Envoy
+      description: The energy in Wh consumed in the lifetime of the Envoy.
 {% endconfiguration %}