trigger new Transfer event

remove _data index parameter of new Transfer event to match
ethereum/EIPs#223

Author: iGuru-T

contracts/token/ERC223.sol

@@ -5,5 +5,5 @@ import "./ERC20.sol";
 contract ERC223 is ERC20 {
   function transfer(address to, uint value, bytes data) returns (bool success);
 
-  event Transfer(address indexed from, address indexed to, uint value, bytes indexed data);
+  event Transfer(address indexed from, address indexed to, uint value, bytes data);
 }

contracts/token/Standard223Token.sol

@@ -12,8 +12,10 @@ contract Standard223Token is ERC223, StandardToken {
   public returns (bool success)
   {
     super.transfer(_to, _value);
-    if (isContract(_to))
+    if (isContract(_to)) {
+      Transfer(msg.sender, _to, _value, _data);
       contractFallback(_to, _value, _data);
+    }
     return true;
   }