cleanup with findbugs plugin

weixin4j-base/src/main/java/com/foxinmy/weixin4j/api/CashApi.java

@@ -131,7 +131,7 @@ public class CashApi extends MchApi {
 	 * 
 	 * @param certificate
 	 *            后缀为*.p12的证书文件
-	 * @param mpPayment
+	 * @param payment
 	 *            付款信息
 	 * @return 付款结果
 	 * @see com.foxinmy.weixin4j.payment.mch.CorpPayment

weixin4j-base/src/main/java/com/foxinmy/weixin4j/http/factory/HttpClientFactory.java

@@ -28,7 +28,7 @@ public abstract class HttpClientFactory {
 	private static volatile HttpClientFactory defaultFactory = newDefaultFactory();
 
 	/**
-	 * NettyHttpClient -> ApacheHttpClient ->
+	 * NettyHttpClient -> ApacheHttpClient(HttpComponent3&4) ->
 	 * SimpleHttpClient(HttpURLConnection)
 	 * 
 	 * @return

weixin4j-base/src/main/java/com/foxinmy/weixin4j/payment/WeixinPayProxy.java

@@ -804,7 +804,7 @@ public class WeixinPayProxy {
 	/**
 	 * 企业付款
 	 * 
-	 * @see {@link #senCorpPayment(InputStream, CorpPayment)}
+	 * @see {@link #sendCorpPayment(InputStream, CorpPayment)}
 	 */
 	public CorpPaymentResult sendCorpPayment(CorpPayment payment) throws WeixinException, IOException {
 		return cashApi.sendCorpPayment(new FileInputStream(settings.getCertificateFile0()), payment);