Update properties API docs

api/components/widgets/properties_panel/property_button_api.md

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+# druid.widget.property_button API
+
+> at /druid/widget/properties_panel/properties/property_button.lua
+
+## Functions
+
+- [init](#init)
+- [on_click](#on_click)
+- [set_text_property](#set_text_property)
+- [set_text_button](#set_text_button)
+- [set_color](#set_color)
+
+## Fields
+
+- [root](#root)
+- [container](#container)
+- [text_name](#text_name)
+- [button](#button)
+- [text_button](#text_button)
+- [druid](#druid)
+- [selected](#selected)
+
+
+
+### init
+
+---
+```lua
+property_button:init()
+```
+
+### on_click
+
+---
+```lua
+property_button:on_click()
+```
+
+### set_text_property
+
+---
+```lua
+property_button:set_text_property(text)
+```
+
+- **Parameters:**
+	- `text` *(string)*:
+
+- **Returns:**
+	- `` *(druid.widget.property_button)*:
+
+### set_text_button
+
+---
+```lua
+property_button:set_text_button(text)
+```
+
+- **Parameters:**
+	- `text` *(string)*:
+
+- **Returns:**
+	- `` *(druid.widget.property_button)*:
+
+### set_color
+
+---
+```lua
+property_button:set_color([color_value])
+```
+
+- **Parameters:**
+	- `[color_value]` *(any)*:
+
+
+## Fields
+<a name="root"></a>
+- **root** (_node_)
+
+<a name="container"></a>
+- **container** (_druid.container_): Druid component to manage the size and positions with other containers relations to create a adaptable layouts.
+
+<a name="text_name"></a>
+- **text_name** (_druid.text_): Basic Druid text component. Text components by default have the text size adjusting.
+
+<a name="button"></a>
+- **button** (_druid.button_): Basic Druid input component. Handle input on node and provide different callbacks on touch events.
+
+<a name="text_button"></a>
+- **text_button** (_druid.text_): Basic Druid text component. Text components by default have the text size adjusting.
+
+<a name="druid"></a>
+- **druid** (_druid.instance_): The Druid Factory used to create components
+
+<a name="selected"></a>
+- **selected** (_node_)
+