Install binary

Signed-off-by: Jan Losinski <losinski@wh2.tu-dresden.de>
Add gtest to the project

Signed-off-by: Jan Losinski <losinski@wh2.tu-dresden.de>
Fix cmake stuff to execute testst

Signed-off-by: Jan Losinski <losinski@wh2.tu-dresden.de>
Test --help commandline parsing

Signed-off-by: Jan Losinski <losinski@wh2.tu-dresden.de>
Ignore another directory

Signed-off-by: Jan Losinski <losinski@wh2.tu-dresden.de>