Bump version to 0.3.20 and remove 'log' dev-dependency
diff --git a/Cargo.toml b/Cargo.toml
index ce08a70..12b723a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "rand"
-version = "0.3.19"
+version = "0.3.20"
 authors = ["The Rust Project Developers"]
 license = "MIT/Apache-2.0"
 readme = "README.md"
@@ -20,11 +20,6 @@
 [dependencies]
 libc = "0.2"
 
-[dev-dependencies]
-# log 0.3.9 is a wrapper around 0.4.0 which doesn't work with rustc 1.15
-# To keep our CI pin on 1.15 we require log <= 0.3.8.
-log = "0.3, <=0.3.8"
-
 [workspace]
 members = ["rand-derive"]
 
diff --git a/src/lib.rs b/src/lib.rs
index 64ca6fd..638f98b 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -245,8 +245,6 @@
 
 #![cfg_attr(feature = "i128_support", feature(i128_type))]
 
-#[cfg(test)] #[macro_use] extern crate log;
-
 
 use std::cell::RefCell;
 use std::marker;
@@ -1146,14 +1144,6 @@
     }
 
     #[test]
-    fn test_gen_f64() {
-        let mut r = thread_rng();
-        let a = r.gen::<f64>();
-        let b = r.gen::<f64>();
-        debug!("{:?}", (a, b));
-    }
-
-    #[test]
     fn test_gen_weighted_bool() {
         let mut r = thread_rng();
         assert_eq!(r.gen_weighted_bool(0), true);