Setting up DirectFB GTK# to a RaspberryPi w/t touchscreen

RaspberryPi is a well established tiny-pc which is worldwide used for prototyping as well as mini DYI projects. In this tutorial we will explain step-by-step how to setup the raspberryPI with a touchscreen and install some useful libraries for writing simple and nice GUI applications. PS: For sure there are several other libraries that can be used to write graphical applications such as QT etc...