deps: use num-traits instead of num

Cargo.toml

@@ -14,4 +14,4 @@ license = "Unlicense/MIT"
 name = "stats"
 
 [dependencies]
-num = "0.1"
+num-traits = "0.2"

src/lib.rs

@@ -1,8 +1,8 @@
-extern crate num;
+extern crate num_traits;
 
 use std::cmp::Ordering;
 use std::hash;
-use num::ToPrimitive;
+use num_traits::ToPrimitive;
 
 pub use frequency::Frequencies;
 pub use minmax::MinMax;

src/online.rs

@@ -2,7 +2,7 @@ use std::default::Default;
 use std::fmt;
 use std::iter::{FromIterator, IntoIterator};
 
-use num::{Float, ToPrimitive};
+use num_traits::ToPrimitive;
 
 use Commute;
 

src/sorted.rs

@@ -2,7 +2,7 @@ use std::collections::BinaryHeap;
 use std::default::Default;
 use std::iter::{FromIterator, IntoIterator};
 
-use num::ToPrimitive;
+use num_traits::ToPrimitive;
 
 use {Commute, Partial};
 

src/unsorted.rs

@@ -1,6 +1,6 @@
 use std::default::Default;
 use std::iter::{FromIterator, IntoIterator};
-use num::ToPrimitive;
+use num_traits::ToPrimitive;
 
 use {Commute, Partial};