Merge commit '74a2d09cba89db3b404aa10d89b5139f5ff6ab5d' * commit '74a2d09cba89db3b404aa10d89b5139f5ff6ab5d': Implement unit tests for vCard exporter, which depends on the sucess in vCard importer.
Merge commit '74a2d09cba89db3b404aa10d89b5139f5ff6ab5d' * commit '74a2d09cba89db3b404aa10d89b5139f5ff6ab5d': Implement unit tests for vCard exporter, which depends on the sucess in vCard importer.