!193 修复request.getInputStream() 重复读取错误问题

Merge pull request !193 from MccRay/master

@@ -30,7 +30,7 @@ public class RepeatableFilter implements Filter
     {
         ServletRequest requestWrapper = null;
         if (request instanceof HttpServletRequest
-                && StringUtils.equalsAnyIgnoreCase(request.getContentType(), MediaType.APPLICATION_JSON_VALUE))
+                && StringUtils.startsWithIgnoreCase(request.getContentType(), MediaType.APPLICATION_JSON_VALUE))
         {
             requestWrapper = new RepeatedlyRequestWrapper((HttpServletRequest) request, response);
         }