Keymap: Hacker Dvorak (#4514)

* Hacker Dvorak

Programmer Dvorak based layout for the Ergodox EZ.

* Address drashna comments.

* Fix RGB and drop OSL for MO.

* Add gulp file to automate development.

* Fix gulpfile.

* Caps, num and scroll lock indicators.

* Fix scroll lock.

keyboards/ergodox_ez/keymaps/hacker_dvorak/gulpfile.js

@@ -0,0 +1,13 @@
+let gulp = require('gulp');
+let run = require('gulp-run-command').default;
+
+ 
+gulp.task('clean', run('rm -rf ../../../../.build'));
+
+gulp.task('build', ['clean'], run('make -C ../../../../ ergodox_ez:hacker_dvorak', {
+    ignoreErrors: true
+}));
+
+gulp.task('watch', ['build'], () => {
+    gulp.watch(['keymap.c', 'config.h', 'rules.mk'], ['build']);
+});