chalkboard - Reverse dependency statistics

chalkboard: reverse dependencies per version

Direct reverse dependencies	Indirect reverse dependencies	Total
2	0	2

Version	Reverse dependencies
0.1	acme-everything-2015.4.15.1
0.2	acme-everything-2015.4.15.1 chalkboard-viewer-0.1
1.9.0.15	acme-everything-2015.4.15.1
1.9.0.16	acme-everything-2015.4.15.1