doc: Sync classref with current source

doc/classes/GraphEdit.xml

@@ -88,7 +88,7 @@
 			</return>
 			<description>
 				Gets the [HBoxContainer] that contains the zooming and grid snap controls in the top left of the graph.
-				Warning: The intended usage of this function is to allow you to reposition or add your own custom controls to the container. This is an internal control and as such should not be freed. If you wish to hide this or any of it's children use their [member CanvasItem.visible] property instead. 
+				Warning: The intended usage of this function is to allow you to reposition or add your own custom controls to the container. This is an internal control and as such should not be freed. If you wish to hide this or any of it's children use their [member CanvasItem.visible] property instead.
 			</description>
 		</method>
 		<method name="is_node_connected">

doc/classes/HSlider.xml

@@ -13,20 +13,14 @@
 	<constants>
 	</constants>
 	<theme_items>
-		<theme_item name="focus" type="StyleBox">
-		</theme_item>
 		<theme_item name="grabber" type="Texture">
 		</theme_item>
 		<theme_item name="grabber_area" type="StyleBox">
 		</theme_item>
 		<theme_item name="grabber_disabled" type="Texture">
 		</theme_item>
-		<theme_item name="grabber_disabled" type="StyleBox">
-		</theme_item>
 		<theme_item name="grabber_highlight" type="Texture">
 		</theme_item>
-		<theme_item name="grabber_highlight" type="StyleBox">
-		</theme_item>
 		<theme_item name="slider" type="StyleBox">
 		</theme_item>
 		<theme_item name="tick" type="Texture">

doc/classes/PhysicalBone.xml

@@ -7,6 +7,24 @@
 	<tutorials>
 	</tutorials>
 	<methods>
+		<method name="apply_central_impulse">
+			<return type="void">
+			</return>
+			<argument index="0" name="impulse" type="Vector3">
+			</argument>
+			<description>
+			</description>
+		</method>
+		<method name="apply_impulse">
+			<return type="void">
+			</return>
+			<argument index="0" name="position" type="Vector3">
+			</argument>
+			<argument index="1" name="impulse" type="Vector3">
+			</argument>
+			<description>
+			</description>
+		</method>
 		<method name="get_bone_id" qualifiers="const">
 			<return type="int">
 			</return>

doc/classes/ProjectSettings.xml

@@ -401,6 +401,9 @@
 		<member name="display/window/handheld/orientation" type="String" setter="" getter="" default="&quot;landscape&quot;">
 			Default orientation on mobile devices.
 		</member>
+		<member name="display/window/ios/hide_home_indicator" type="bool" setter="" getter="" default="true">
+			If [code]true[/code], the home indicator is hidden automatically. This only affects iOS devices without a physical home button.
+		</member>
 		<member name="display/window/per_pixel_transparency/allowed" type="bool" setter="" getter="" default="false">
 			If [code]true[/code], allows per-pixel transparency in a desktop window. This affects performance, so leave it on [code]false[/code] unless you need it.
 		</member>
@@ -437,9 +440,6 @@
 		<member name="display/window/vsync/vsync_via_compositor" type="bool" setter="" getter="" default="false">
 			If [code]Use Vsync[/code] is enabled and this setting is [code]true[/code], enables vertical synchronization via the operating system's window compositor when in windowed mode and the compositor is enabled. This will prevent stutter in certain situations. (Windows only.)
 		</member>
-		<member name="display/window/ios/hide_home_indicator" type="bool" setter="" getter="" default="true">
-			If [code]true[/code], the home indicator is hidden automatically. This only affects iOS devices without a physical home button.
-		</member>
 		<member name="editor/script_templates_search_path" type="String" setter="" getter="" default="&quot;res://script_templates&quot;">
 		</member>
 		<member name="editor/search_in_file_extensions" type="PoolStringArray" setter="" getter="" default="PoolStringArray( &quot;gd&quot;, &quot;shader&quot; )">

doc/classes/VSlider.xml

@@ -17,20 +17,14 @@
 	<constants>
 	</constants>
 	<theme_items>
-		<theme_item name="focus" type="StyleBox">
-		</theme_item>
 		<theme_item name="grabber" type="Texture">
 		</theme_item>
 		<theme_item name="grabber_area" type="StyleBox">
 		</theme_item>
 		<theme_item name="grabber_disabled" type="Texture">
 		</theme_item>
-		<theme_item name="grabber_disabled" type="StyleBox">
-		</theme_item>
 		<theme_item name="grabber_highlight" type="Texture">
 		</theme_item>
-		<theme_item name="grabber_highlight" type="StyleBox">
-		</theme_item>
 		<theme_item name="slider" type="StyleBox">
 		</theme_item>
 		<theme_item name="tick" type="Texture">

doc/classes/Viewport.xml

@@ -305,18 +305,18 @@
 		</member>
 	</members>
 	<signals>
-		<signal name="size_changed">
-			<description>
-				Emitted when the size of the viewport is changed, whether by [method set_size_override], resize of window, or some other means.
-			</description>
-		</signal>
 		<signal name="gui_focus_changed">
-			<argument index="0" name="control" type="Control">
+			<argument index="0" name="node" type="Control">
 			</argument>
 			<description>
 				Emitted when a Control node grabs keyboard focus.
 			</description>
 		</signal>
+		<signal name="size_changed">
+			<description>
+				Emitted when the size of the viewport is changed, whether by [method set_size_override], resize of window, or some other means.
+			</description>
+		</signal>
 	</signals>
 	<constants>
 		<constant name="UPDATE_DISABLED" value="0" enum="UpdateMode">