040000 tree 55316a0fe0b68d2a617fb3560e24af1189ccda01	pj
040000 tree 5b765601ca92daadfcfdaac5b9319dd0d6c57c85	pjlib++-test
040000 tree d28cb0f5202246a962a464200ec82bf139b5364c	pjlib-samples
040000 tree 27990b9c61f1696ca386b07b23aa613c522f8595	pjlib-test