Porting applications from S60 5th Edition to Symbian^3

This section describes the changes required for applications to work on Symbian^3.

Add the following macro in your application's MMP files. This is required because the structure of the source code has changed.
```
APP_LAYER_SYSTEMINCLUDE
```
Modify the applications to support single-tap.

Modifying applications to support single-tap
Symbian^3 enhances the touch interaction by providing support for single-tap.
Updating the platform UID
This topic describes how to update the platform UID.
API Changes and Compatibility Breaks
The purpose of this section is to highlight all the API changes and compatibility breaks (binary & source) in Symbian^3. It provides all the required information for Symbian application developers and eases their migration process from S60 5th Edition to Symbian^3.
DSA Migration Guide
This migration guide explains the guidelines that applications that use direct screen access (DSA) must follow in order to run on ScreenPlay (NGA) devices.