Merge pull request #4 from lovely-man/0.5.0_dev

提交0.5.0—dev代码

Author: danielgogo

lib/solidity/coder.js

@@ -165,6 +165,11 @@ SolidityCoder.prototype.encodePlatONParams = function (sendType, types, params)
                 buf.writeInt32BE(params[index], 0);
                 arr.push(buf);
                 break;
+            case 'uint32':
+                var buf = Buffer.alloc(4);
+                buf.writeInt32BE(params[index], 0);
+                arr.push(buf);
+                break;
             case 'uint64':
                 var buf = Uint64be.encode(params[index]);
                 arr.push(buf);