Remove some uneccessary macro_escapes

Author: sfackler

src/types/mod.rs

@@ -1,6 +1,4 @@
 //! Traits dealing with Postgres data types
-#![macro_escape]
-
 use serialize::json;
 use std::collections::HashMap;
 use std::io::{ByRefReader, MemWriter, BufReader};

src/types/range.rs

@@ -1,6 +1,4 @@
 //! Types dealing with ranges of values
-#![macro_escape]
-
 use std::fmt;
 use std::i32;
 use std::i64;