Added more screenshots

Author: jsuarezruiz

docs/Controls/ColorPicker.md

@@ -1,3 +1,5 @@
 # ColorPicker
 
-Control for choosing **color**.
+Control for choosing **color**.
+
+![](../../images/colorpicker.png)

docs/Controls/DataGrid.md

@@ -7,4 +7,6 @@ Features:
 - Strong integration with the Xamarin.Forms binding mechanism.
 - Configurable row height.
 - Configurable column widths.
-- Customizable colors.
+- Customizable colors.
+
+![](../../images/datagrid.png)

docs/Controls/DateTimePicker.md

@@ -1,3 +1,5 @@
 # DateTimePicker
 
-Allows the user to select a **date and time**.
+Allows the user to select a **date and time**.
+
+![](../../images/datetimepicker.png)

docs/Controls/Expander.md

@@ -1,3 +1,5 @@
 # Expander
 
-A container which can **hide** its **child**.
+A container which can **hide** its **child**.
+
+![](../../images/expander.png)

docs/Controls/FileButton.md

@@ -1,3 +1,5 @@
 # FileButton
 
-A button to launch a **file selection dialog**.
+A button to launch a **file selection dialog**.
+
+![](../../images/filebutton.png)

docs/Controls/FontButton.md

@@ -1,3 +1,5 @@
 # FontButton
 
-A button to launch a **font selection dialog**.
+A button to launch a **font selection dialog**.
+
+![](../../images/fontbutton.png)

docs/Controls/GridSplitter.md

@@ -1,3 +1,5 @@
 # GridSplitter
 
-A control that **redistributes space** between columns or rows.
+A control that **redistributes space** between columns or rows.
+
+![](../../images/gridsplitter.png)

docs/Controls/HyperLinkButton.md

@@ -1,3 +1,5 @@
 # HyperLinkButton
 
-A button bound to a **URL**.
+A button bound to a **URL**.
+
+![](../../images/hyperlinkbutton.png)

docs/Controls/ImageCheckBox.md

@@ -1,3 +1,5 @@
 # ImageCheckBox
 
-Toggle button with **images** for every **state**.
+Toggle button with **images** for every **state**.
+
+![](../../images/imagecheckbox.png)

docs/Controls/ScaleButton.md

@@ -1,3 +1,5 @@
 # ScaleButton 
 
-A button which pops up a **scale**.
+A button which pops up a **scale**.
+
+![](../../images/scalebutton.png)

docs/Controls/Separator.md

@@ -1,3 +1,5 @@
 # Separator
 
-A **separator** control.
+A **separator** control.
+
+![](../../images/separator.png)

docs/Controls/TextEditor.md

@@ -1,3 +1,5 @@
 # TextEditor
 
-Text **editor** control.
+Text **editor** control.
+
+![](../../images/texteditor.png)

docs/Controls/TreeView.md

@@ -1,3 +1,5 @@
 # TreeView
 
-A control for displaying **trees**.
+A control for displaying **trees**.
+
+![](../../images/treeview.png)