[MacPorts] #42772: Update igraph to 0.7.0

[MacPorts]

#42772: Update igraph to 0.7.0
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 Reporter:  szhorvat@…  |      Owner:  macports-tickets@…
     Type:  update      |     Status:  new
 Priority:  Normal      |  Milestone:
Component:  ports       |    Version:  2.2.1
 Keywords:              |       Port:  igraph
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 This is a request to update igraph to 0.7.0

 Note that the igraph home page has moved to http://igraph.org/

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Ticket URL: <https://trac.macports.org/ticket/42772>
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