Refactoring

Signed-off-by: Dominik Schadow <dominikschadow@googlemail.com>
Improved refresh/ listener notification after keystore action

Signed-off-by: Dominik Schadow <dominikschadow@googlemail.com>
Formatter

Signed-off-by: Dominik Schadow <dominikschadow@googlemail.com>
Added logging for invalid descriptor instance

Signed-off-by: Dominik Schadow <dominikschadow@googlemail.com>
Merge branch 'master' of https://github.com/jcryptool/core.git