cosmetic changes to BurnableToken

contracts/token/BurnableToken.sol

@@ -8,13 +8,13 @@ import './StandardToken.sol';
  */
 contract BurnableToken is StandardToken {
 
+    event Burn(address indexed burner, uint256 value);
+
     /**
      * @dev Burns a specific amount of tokens.
      * @param _value The amount of token to be burned.
      */
-    function burn(uint _value)
-        public
-    {
+    function burn(uint256 _value) public {
         require(_value > 0);
 
         address burner = msg.sender;
@@ -22,6 +22,4 @@ contract BurnableToken is StandardToken {
         totalSupply = totalSupply.sub(_value);
         Burn(burner, _value);
     }
-
-    event Burn(address indexed burner, uint256 value);
 }