Auto merge of #5428 - matklad:graph-with-edges, r=alexcrichton
authorbors <bors@rust-lang.org>
Sat, 28 Apr 2018 16:10:39 +0000 (16:10 +0000)
committerbors <bors@rust-lang.org>
Sat, 28 Apr 2018 16:10:39 +0000 (16:10 +0000)
Store dependencies as edges of the graph

r? @alexcrichton


Trivial merge