Typescript - Completed screen sharing indicator and fixed i18n usage issue

gulpfile.js

@@ -0,0 +1,12 @@
+const gulp = require('gulp');
+const less = require('gulp-less');
+const sourcemaps = require('gulp-sourcemaps');
+const path = require('path');
+
+gulp.task('less', function () {
+    return gulp.src('./src/**/*.less')
+        .pipe(sourcemaps.init())
+        .pipe(less())
+        .pipe(sourcemaps.write())
+        .pipe(gulp.dest(path.join(__dirname, 'src')));
+});