docs: add contributing guideline and update thirparty libraries (#22)

* docs: add contributing guideline and update thirparty libraries

* fix typo

* try fix test on ubuntu

Author: kamalnadjieb

CONTRIBUTING.md

@@ -0,0 +1,42 @@
+# Contribution Guideline
+We love your input! We want to make contributing to this project as easy and transparent as possible, whether it's:
+
+- Reporting a bug
+- Discussing the current state of the code
+- Submitting a fix
+- Proposing new features
+- Becoming a maintainer
+
+## Development Workflow
+1. Fork this repo and create your development branch from `master`.
+2. Add tests and make sure all implementations are covered by the tests.
+3. Regenerate and checks the single header file by running these commands from the root folder.
+```sh
+make amalgamate
+make check-amalgamation
+make check-single-includes
+```
+4. Issue that pull request!
+
+## Any contributions you make will be under the MIT Software License
+In short, when you submit code changes, your submissions are understood to be under the same [MIT License](http://choosealicense.com/licenses/mit/) that covers the project. Feel free to contact the maintainers if that's a concern.
+
+## Report bugs using Github's [issues](https://github.com/nadjieb/cpp-mjpeg-streamer/issues)
+We use GitHub issues to track public bugs. Report a bug by [opening a new issue](https://github.com/nadjieb/cpp-mjpeg-streamer/issues/new/choose); it's that easy!
+
+## Write bug reports with detail, background, and sample code
+
+**Great Bug Reports** tend to have:
+
+- A quick summary and/or background
+- Steps to reproduce
+  - Be specific!
+  - Give sample code if you can.
+- What you expected would happen
+- What actually happens
+- Notes (possibly including why you think this might be happening, or stuff you tried that didn't work)
+
+People *love* thorough bug reports. I'm not even kidding.
+
+## License
+By contributing, you agree that your contributions will be licensed under its MIT License.

LICENSE

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2020-2021 Muhammad Kamal Nadjieb
+Copyright (c) 2020-2022 Muhammad Kamal Nadjieb
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

README.md

@@ -112,3 +112,9 @@ cmake .. && make
 ./example
 ```
 then open the `index.html` in browser to see the streams.
+
+## Contributing
+Please read the [contribution guidelines](CONTRIBUTING.md) before starting work on a pull request.
+
+## License
+The project is licensed under the [MIT License](LICENSE).

include/nadjieb/mjpeg_streamer.hpp

@@ -4,7 +4,7 @@ C++ MJPEG over HTTP Library
 
 MIT License
 
-Copyright (c) 2020-2021 Muhammad Kamal Nadjieb
+Copyright (c) 2020-2022 Muhammad Kamal Nadjieb
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

single_include/nadjieb/mjpeg_streamer.hpp

@@ -4,7 +4,7 @@ C++ MJPEG over HTTP Library
 
 MIT License
 
-Copyright (c) 2020-2021 Muhammad Kamal Nadjieb
+Copyright (c) 2020-2022 Muhammad Kamal Nadjieb
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -47,6 +47,7 @@ SOFTWARE.
 
 // #include <nadjieb/detail/version.hpp>
 
+
 /// The major version number
 #define NADJIEB_MJPEG_STREAMER_VERSION_MAJOR 2
 
@@ -57,15 +58,15 @@ SOFTWARE.
 #define NADJIEB_MJPEG_STREAMER_VERSION_PATCH 0
 
 /// The complete version number
-#define NADJIEB_MJPEG_STREAMER_VERSION_CODE                                                    \
-    (NADJIEB_MJPEG_STREAMER_VERSION_MAJOR * 10000 + NADJIEB_MJPEG_STREAMER_VERSION_MINOR * 100 \
-     + NADJIEB_MJPEG_STREAMER_VERSION_PATCH)
+#define NADJIEB_MJPEG_STREAMER_VERSION_CODE (NADJIEB_MJPEG_STREAMER_VERSION_MAJOR * 10000 + NADJIEB_MJPEG_STREAMER_VERSION_MINOR * 100 + NADJIEB_MJPEG_STREAMER_VERSION_PATCH)
 
 /// Version number as string
 #define NADJIEB_MJPEG_STREAMER_VERSION_STRING "2.0.0"
 
+
 // #include <nadjieb/detail/http_message.hpp>
 
+
 #include <sstream>
 #include <string>
 #include <unordered_map>
@@ -128,6 +129,7 @@ struct HTTPMessage {
 };
 }  // namespace nadjieb
 
+
 namespace nadjieb {
 constexpr int NUM_SEND_MUTICES = 100;
 class MJPEGStreamer {