potential bug fix for graphjoin
potential bug fix for graphjoin

graphjoins weren't being created properly.  This might resolve
the issue but I'm waiting on confirmation.

abeconnelly/hgvm-lighting-graph,abeconnelly/hgvm-lightning-graph,abeconnelly/hgvm-lightning-graph,abeconnelly/hgvm-lighting-graph,abeconnelly/hgvm-lighting-graph,abeconnelly/hgvm-lightning-graph,abeconnelly/hgvm-lightning-graph,abeconnelly/hgvm-lighting-graph