update README

AUTHORS

@@ -21,6 +21,7 @@ Braden McDorman <bmcdorman@gmail.com>
 Brandon Myers <bmyers1788@gmail.com>
 Brendan Drew <brendan.drew@daqri.com>
 chason <cxchao802@gmail.com>
+Chen Guoping chenguopingdota@163.com
 Chris Gilling <cgilling@iparadigms.com>
 Christopher Dawes <christopher.dawes.1981@googlemail.com>
 Christopher Dunn <cdunn2001@gmail.com>

README.md

 # JsonCpp
 
-[![badge](https://img.shields.io/badge/conan.io-jsoncpp%2F1.8.0-green.svg?logo=data:image/png;base64%2CiVBORw0KGgoAAAANSUhEUgAAAA4AAAAOCAMAAAAolt3jAAAA1VBMVEUAAABhlctjlstkl8tlmMtlmMxlmcxmmcxnmsxpnMxpnM1qnc1sn85voM91oM11oc1xotB2oc56pNF6pNJ2ptJ8ptJ8ptN9ptN8p9N5qNJ9p9N9p9R8qtOBqdSAqtOAqtR%2BrNSCrNJ/rdWDrNWCsNWCsNaJs9eLs9iRvNuVvdyVv9yXwd2Zwt6axN6dxt%2Bfx%2BChyeGiyuGjyuCjyuGly%2BGlzOKmzOGozuKoz%2BKqz%2BOq0OOv1OWw1OWw1eWx1eWy1uay1%2Baz1%2Baz1%2Bez2Oe02Oe12ee22ujUGwH3AAAAAXRSTlMAQObYZgAAAAFiS0dEAIgFHUgAAAAJcEhZcwAACxMAAAsTAQCanBgAAAAHdElNRQfgBQkREyOxFIh/AAAAiklEQVQI12NgAAMbOwY4sLZ2NtQ1coVKWNvoc/Eq8XDr2wB5Ig62ekza9vaOqpK2TpoMzOxaFtwqZua2Bm4makIM7OzMAjoaCqYuxooSUqJALjs7o4yVpbowvzSUy87KqSwmxQfnsrPISyFzWeWAXCkpMaBVIC4bmCsOdgiUKwh3JojLgAQ4ZCE0AMm2D29tZwe6AAAAAElFTkSuQmCC)](https://bintray.com/theirix/conan-repo/jsoncpp%3Atheirix)
-[![badge](https://img.shields.io/badge/license-MIT-blue)](https://github.com/open-source-parsers/jsoncpp/blob/master/LICENSE)
-[![badge](https://img.shields.io/badge/document-doxygen-brightgreen)](http://open-source-parsers.github.io/jsoncpp-docs/doxygen/index.html)
-[![Coverage Status](https://coveralls.io/repos/github/open-source-parsers/jsoncpp/badge.svg?branch=master)](https://coveralls.io/github/open-source-parsers/jsoncpp?branch=master)
-
-
 [JSON][json-org] is a lightweight data-interchange format. It can represent
 numbers, strings, ordered sequences of values, and collections of name/value
 pairs.
@@ -17,6 +11,13 @@ serialization and deserialization to and from strings. It can also preserve
 existing comment in unserialization/serialization steps, making it a convenient
 format to store user input files.
 
+## Release notes
+The 00.11.z branch is a new version, its major version number `00` is to shows that it is
+different from branch 0.y.z and 1.y.z. The main purpose of this branch is to give users a
+third choice, that is, users can only have a copy of the code, but can build in different environments,
+so it can be used with old or newer compilers.
+The benefit is that users can used some new features in this new branch that introduced in 1.y.z,
+but can hardly applied into 0.y.z.
 
 ## Documentation
 
@@ -30,6 +31,7 @@ format to store user input files.
 
 * `1.y.z` is built with C++11.
 * `0.y.z` can be used with older compilers.
+* `00.11.z` can be used with older compilers , with new features from `1.y.z`
 * Major versions maintain binary-compatibility.