event communication changed - topic renamed
addFolder logic moved from GUI handler into a service class

Signed-off-by: Thomas Schubert <funthomas424242@gmail.com>
natspec support added to the target platform

Signed-off-by: Thomas Schubert <funthomas424242@gmail.com>
natspec support added and first bdd test case created

Signed-off-by: Thomas Schubert <funthomas424242@gmail.com>