040000 tree 284b2f7783d33407c9cc2d1c571896b49f3cd3a9	bridge
040000 tree 954bfc2a8bd04ec2c5292c3d5c7c734575da00e8	cometd
040000 tree f75c2335d0c00316661bdfa50d21ae09272bb9fd	filter
040000 tree 148d0abb6059214fab88e5305949ab3ada8915b2	whiteboard