add cardGrid cardEntities

docs/card-grid.md

@@ -0,0 +1,44 @@
+# Grid Page
+
+```
+    cards:
+      - type: cardGrid
+        title: Test Grid Card
+        entities:
+          - entity: light.bed_light
+          - entity: switch.decorative_lights
+          - entity: sensor.outside_temperature
+            name: Outside Temp
+          - entity: sensor.carbon_monoxide
+          - entity: light.entrance_color_white_lights
+            name: Entrance
+          - entity: light.office_rgbw_lights
+            name: Office RGBW
+            icon: mdi:office-building
+```
+
+List of supported config keys of this card:
+
+key | optional | type | default | description
+-- | -- | -- | -- | --
+`type` | False | string | `None` | Type of the card
+`entities` | False | complex | `None` | contains entities of the card, only valid on cardEntities and cardGrid and cardQR
+`title` | True | string | `None` | Title of the Page 
+`key` | True | string | `None` | Used by navigate items in combination with the type (cardEntities_key)
+
+List of supported entitiy types for this page:
+
+- cover
+- switch
+- input_boolean
+- binary_sensor
+- sensor
+- button
+- number
+- scenes
+- script
+- input_button
+- light
+- input_text (read-only)
+- lock
+- automation