[remkop#1431] Bugfix/enhancement: .gitattributes should include HTM…

…L files to convert CRLF to LF.

Closes remkop#1431

.gitattributes

@@ -16,6 +16,7 @@
 *.properties    text
 *.txt           text
 *.yml           text
+*.html          text
 
 # These files are text and must be normalized to lf
 gradlew         text eol=lf

RELEASE-NOTES.md

@@ -35,6 +35,7 @@ Picocli follows [semantic versioning](http://semver.org/).
 * [#1381][#1382] Bugfix: Default value of option in repeated subcommand was not applied correctly. Thanks to [sfeuerhahn](https://github.com/sfeuerhahn) for the pull request.
 * [#1434][#1435] `CommandSpec.remove(arg)` should also remove the arg from the `args` collection in the CommandSpec. Thanks to [kaushalkumar](https://github.com/kaushalkumar) for the pull request.
 * [#1320][#1321] Bugfix/Enhancement: Use system properties `sun.stdout.encoding` and `sun.stderr.encoding` when creating the `PrintWriters` returned by  `CommandLine::getOut` and `CommandLine::getErr`. Thanks to [Philippe Charles](https://github.com/charphi) for the investigation and the pull request.
+* [#1431] Bugfix/enhancement: `.gitattributes` should include HTML files to convert CRLF to LF. Thanks to [wenhoujx](https://github.com/wenhoujx) for pointing this out.
 * [#1415] Bugfix/DOC: fix NullPointerException in README Example. Thanks to [shannonbay](https://github.com/shannonbay) for raising this.
 * [#1421] Bugfix/DOC: `execute` method in `RunAll`, `RunFirst` and `RunLast` should not be deprecated. Thanks to [Gamal DeWeever](https://github.com/gadeweever) for raising this.
 * [#1326][#1339] DOC: Added documentation and examples for controlling the locale. Thanks to [Andreas Deininger](https://github.com/deining) for the pull request.