add images inside cell templates, fix typos in dark mode article

controls/datagrid/columns/columns-cell-templates.md

@@ -36,6 +36,10 @@ And the **Club** custom object:
 
 <snippet id='datagrid-columns-data'/>
 
+DataGrid Date Column with CellContentTemplate property and inside the template we have added a DateTime Picker control
+
+![DataGrid Cell Content Template Property](../images/datagrid-column-cell-content-template.png)
+
 >important An example with DataGrid CellContentTemplate can be found in the DataGrid/Columns folder of the [SDK Samples Browser application]({%slug developer-focused-examples%}).
 
 ## Cell Edit Template Example
@@ -59,6 +63,10 @@ And the **Club** custom object:
 
 <snippet id='datagrid-columns-data'/>
 
+DataGrid Boolean Column with CellEditTemplate property and inside the template we have added a switch, and two buttons. The edit template is visualized when the cell is in edit mode.
+
+![DataGrid Cell Content Template Property](../images/datagrid-column-cell-edit-template.png)
+
 >important A sample example with DataGrid CellEditTemplate can be found in the DataGrid/Columns folder of the [SDK Samples Browser application]({%slug developer-focused-examples%}).
 
 ## See Also

styling-and-appearance/telerik-xamarin-dark-mode.md

@@ -18,7 +18,7 @@ In order to support Dark theme for Android, the application's theme must inherit
 
 Example:
 
-Set the app theme inside the Resources/valies/styles.xml file locaded in the Android project.
+Set the app theme inside the Resources/values/styles.xml file located in the Android project.
 
 ```xml
 <style name="MainTheme" parent="Theme.AppCompat.DayNight">
@@ -34,7 +34,7 @@ ListView, DataForm and DataGrid:
 
 ## Dark Mode for iOS
 
-Telerik UI for Xamarin controls automatically react to system appearance changes.
+Telerik UI for Xamarin controls **automatically** react to system appearance changes.
 
 Here is how some of the Telerik Xamarin controls look on iOS with Darh Mode applied: