message: Updated slog dependencies
diff: @@ -31,10 +31,10 @@ gnuplot = { version = "0.0.37", optional = true }
  rayon = { version = "1.5.3", optional = true }
  serde = { version = "1.0", features = ["derive", "rc"], optional = true }
  serde_json = { version = "1.0", optional = true }
  -slog = { version = "2.4.1", optional = true, features = ["dynamic-keys"] }
  -slog-term = { version = "2.8.1", optional = true }
  -slog-async = { version = "2.7.0", optional = true }
  -slog-json = { version = "2.5.0", optional = true }
  +slog = { version = "2.7", optional = true, features = ["dynamic-keys"] }
  +slog-term = { version = "2.9", optional = true }
  +slog-async = { version = "2.7", optional = true }
  +slog-json = { version = "2.6", optional = true }
  [dev-dependencies]
  approx = "0.5.0"
  