Merge pull request #122 from michel2323/master

Initialize result for D1 coloring

Author: ChrisRackauckas

src/coloring/greedy_d1_coloring.jl

@@ -12,6 +12,7 @@ function color_graph(g::VSafeGraph, alg::GreedyD1Color)
     result = zeros(Int, v)
     result[1] = 1
     available = BitVector(undef, v)
+    fill!(available, false)
     for i = 2:v
         for j in inneighbors(g, i)
             if result[j] != 0