Merge pull request #2079 from NativeScript/pete/docs-update

Update docomentation

apps/tests/ui/action-bar/action-bar.md

@@ -54,7 +54,7 @@ The icon can only be set in Android platform. It is hidden by default, but you e
 </Page>
 ```
 
-The position option is platform specific. The available values are as follows:
+The position option is platform-specific. The available values are as follows:
 * **Android** - `actionBar`, `actionBarIfRoom` and `popup`. The default is `actionBar`.
 * **iOS** - `left` and `right`. The default is `left`.
 
@@ -78,32 +78,31 @@ The position option is platform specific. The available values are as follows:
 Set `ios.systemIcon` to a number representing the iOS system item to be displayed.
 Use this property instead of `ActionItem.icon` if you want to diplsay a built-in iOS system icon.
 Note: systemIcon is not supported on NavigationButton in iOS
-The value should be a number from the `UIBarButtonSystemItem` enumeration
-(https://developer.apple.com/library/ios/documentation/UIKit/Reference/UIBarButtonItem_Class/#//apple_ref/c/tdef/UIBarButtonSystemItem)
-0: Done
-1: Cancel
-2: Edit
-3: Save
-4: Add
-5: FlexibleSpace
-6: FixedSpace
-7: Compose
-8: Reply
-9: Action
-10: Organize
-11: Bookmarks
-12: Search
-13: Refresh
-14: Stop
-15: Camera
-16: Trash
-17: Play
-18: Pause
-19: Rewind
-20: FastForward
-21: Undo
-22: Redo
-23: PageCurl
+The value should be a number from the [UIBarButtonSystemItem](https://developer.apple.com/library/ios/documentation/UIKit/Reference/UIBarButtonItem_Class/#//apple_ref/c/tdef/UIBarButtonSystemItem) enumeration:
+0: `Done`
+1: `Cancel`
+2: `Edit`
+3: `Save`
+4: `Add`
+5: `FlexibleSpace`
+6: `FixedSpace`
+7: `Compose`
+8: `Reply`
+9: `Action`
+10: `Organize`
+11: `Bookmarks`
+12: `Search`
+13: `Refresh`
+14: `Stop`
+15: `Camera`
+16: `Trash`
+17: `Play`
+18: `Pause`
+19: `Rewind`
+20: `FastForward`
+21: `Undo`
+22: `Redo`
+23: `PageCurl`
 
 ### Android
 Set `android.systemIcon` the name of the system drawable resource to be displayed.