Update to ndarray 0.16 (and approx, ndarray-rand)

Author: bluss

Cargo.toml

@@ -16,7 +16,7 @@ keywords = ["array", "multidimensional", "statistics", "matrix", "ndarray"]
 categories = ["data-structures", "science"]
 
 [dependencies]
-ndarray = "0.15.0"
+ndarray = "0.16.0"
 noisy_float = "0.2.0"
 num-integer = "0.1"
 num-traits = "0.2"
@@ -25,11 +25,11 @@ itertools = { version = "0.10.0", default-features = false }
 indexmap = "1.6.2"
 
 [dev-dependencies]
-ndarray = { version = "0.15.0", features = ["approx"] }
+ndarray = { version = "0.16.1", features = ["approx"] }
 criterion = "0.3"
 quickcheck = { version = "0.9.2", default-features = false }
-ndarray-rand = "0.14.0"
-approx = "0.4"
+ndarray-rand = "0.15.0"
+approx = "0.5"
 quickcheck_macros = "1.0.0"
 num-bigint = "0.4.0"