v1.4.0

Metis v1.4.0

Diff since v1.3.1

Closed issues:

• partioning to 2 zones in a 3 node system gives no partition (#46)

Merged pull requests:

• Move (Light)Graphs.jl functionality to package extensions. (#50) (@fredrikekre)
• Add support for edge weights using SimpleWeightedGraphs (#51) (@fredrikekre)