message: bookmark: set version to 3.0.0
diff: [![Coverage Status](https://img.shields.io/coveralls/nlohmann/json.svg)](https://coveralls.io/r/nlohmann/json)
  [![Coverity Scan Build Status](https://scan.coverity.com/projects/5550/badge.svg)](https://scan.coverity.com/projects/nlohmann-json)
  [![Codacy Badge](https://api.codacy.com/project/badge/Grade/f3732b3327e34358a0e9d1fe9f661f08)](https://www.codacy.com/app/nlohmann/json?utm_source=github.com&amp;utm_medium=referral&amp;utm_content=nlohmann/json&amp;utm_campaign=Badge_Grade)
  -[![Try online](https://img.shields.io/badge/try-online-blue.svg)](https://wandbox.org/permlink/yCTCvQi0ZVxGuL3L)
  +[![Try online](https://img.shields.io/badge/try-online-blue.svg)](https://wandbox.org/permlink/TZS6TQdqmEUcN8WW)
  [![Documentation](https://img.shields.io/badge/docs-doxygen-blue.svg)](http://nlohmann.github.io/json)
  [![GitHub license](https://img.shields.io/badge/license-MIT-blue.svg)](https://raw.githubusercontent.com/nlohmann/json/master/LICENSE.MIT)
  [![Github Releases](https://img.shields.io/github/release/nlohmann/json.svg)](https://github.com/nlohmann/json/releases)
  @@ -947,7 +947,7 @@ The library itself contains of a single header file licensed under the MIT licen
  - [**send_to_wandbox**](https://github.com/nlohmann/json/blob/develop/doc/scripts/send_to_wandbox.py) to send code examples to [Wandbox](http://melpon.org/wandbox)
  - [**Travis**](https://travis-ci.org) for [continuous integration](https://travis-ci.org/nlohmann/json) on Linux and macOS
  - [**Valgrind**](http://valgrind.org) to check for correct memory management
  -- [**Wandbox**](http://melpon.org/wandbox) for [online examples](https://wandbox.org/permlink/yCTCvQi0ZVxGuL3L)
  +- [**Wandbox**](http://melpon.org/wandbox) for [online examples](https://wandbox.org/permlink/TZS6TQdqmEUcN8WW)
  ## Projects using JSON for Modern C++
  