Remove noisy_float.

Cargo.toml

@@ -5,4 +5,3 @@ authors = ["Anders Olsson <anders.e.olsson@gmail.com>"]
 
 [dependencies]
 statrs = "0.10"
-noisy_float = "0.1"

src/lib.rs

@@ -1,4 +1,3 @@
-extern crate noisy_float;
 extern crate statrs;
 
 mod factor_graph;