Fix for mispelled words (#371)

contracts/token/StandardToken.sol

@@ -21,7 +21,7 @@ contract StandardToken is ERC20, BasicToken {
    * @dev Transfer tokens from one address to another
    * @param _from address The address which you want to send tokens from
    * @param _to address The address which you want to transfer to
-   * @param _value uint256 the amout of tokens to be transfered
+   * @param _value uint256 the amount of tokens to be transferred
    */
   function transferFrom(address _from, address _to, uint256 _value) returns (bool) {
     var _allowance = allowed[_from][msg.sender];