num: Switch field privacy as necessary

Author: alexcrichton

src/libnum/bigint.rs

@@ -86,7 +86,7 @@ A `BigUint`-typed value `BigUint { data: ~[a, b, c] }` represents a number
 */
 #[deriving(Clone)]
 pub struct BigUint {
-    priv data: Vec<BigDigit>
+    data: Vec<BigDigit>
 }
 
 impl Eq for BigUint {
@@ -863,8 +863,8 @@ impl Neg<Sign> for Sign {
 /// A big signed integer type.
 #[deriving(Clone)]
 pub struct BigInt {
-    priv sign: Sign,
-    priv data: BigUint
+    sign: Sign,
+    data: BigUint
 }
 
 impl Eq for BigInt {

src/libnum/rational.rs

@@ -22,8 +22,8 @@ use bigint::{BigInt, BigUint, Sign, Plus, Minus};
 #[deriving(Clone)]
 #[allow(missing_doc)]
 pub struct Ratio<T> {
-    priv numer: T,
-    priv denom: T
+    numer: T,
+    denom: T
 }
 
 /// Alias for a `Ratio` of machine-sized integers.