Remove gulp-rimraf and gulp-ignore

* Removes the deprecated 'gulp-rimraf'
* Replaces 'gulp-rimraf' by 'del' in task 'cleancss'
* Removes 'gulp-ignore' which was only used in task 'cleancss'

gulpfile.js

@@ -9,8 +9,6 @@ var rename = require('gulp-rename');
 var concat = require('gulp-concat');
 var uglify = require('gulp-uglify');
 var imagemin = require('gulp-imagemin');
-var ignore = require('gulp-ignore');
-var rimraf = require('gulp-rimraf');
 var sourcemaps = require('gulp-sourcemaps');
 var browserSync = require('browser-sync').create();
 var del = require('del');
@@ -112,11 +110,11 @@ gulp.task('minifycss', function () {
 		.pipe(touch());
 });
 
+/**
+ * Delete minified CSS files and their maps
+ */
 gulp.task('cleancss', function () {
-	return gulp
-		.src(`${paths.css}/*.min.css`, { read: false }) // Much faster
-		.pipe(ignore('theme.css'))
-		.pipe(rimraf());
+	return del(paths.css + '/*.min.css*');
 });
 
 gulp.task('styles', function (callback) {
@@ -149,11 +147,7 @@ gulp.task('scripts', function () {
 	];
 	gulp
 		.src(scripts, { allowEmpty: true })
-		.pipe(babel(
-			{
-			presets: ['@babel/preset-env']
-			}
-		))
+		.pipe(babel({ presets: ['@babel/preset-env'] }))
 		.pipe(concat('theme.min.js'))
 		.pipe(uglify())
 		.pipe(gulp.dest(paths.js));

package-lock.json

@@ -4524,16 +4524,6 @@
         "vinyl": "^2.0.0"
       }
     },
-    "gulp-ignore": {
-      "version": "2.0.2",
-      "resolved": "https://registry.npmjs.org/gulp-ignore/-/gulp-ignore-2.0.2.tgz",
-      "integrity": "sha1-XC6ioKRALgq0orzRLv2SlTRNePI=",
-      "dev": true,
-      "requires": {
-        "gulp-match": "^1.0.3",
-        "through2": "^2.0.1"
-      }
-    },
     "gulp-imagemin": {
       "version": "5.0.3",
       "resolved": "https://registry.npmjs.org/gulp-imagemin/-/gulp-imagemin-5.0.3.tgz",
@@ -4553,15 +4543,6 @@
         "through2-concurrent": "^2.0.0"
       }
     },
-    "gulp-match": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/gulp-match/-/gulp-match-1.1.0.tgz",
-      "integrity": "sha512-DlyVxa1Gj24DitY2OjEsS+X6tDpretuxD6wTfhXE/Rw2hweqc1f6D/XtsJmoiCwLWfXgR87W9ozEityPCVzGtQ==",
-      "dev": true,
-      "requires": {
-        "minimatch": "^3.0.3"
-      }
-    },
     "gulp-plumber": {
       "version": "1.2.1",
       "resolved": "https://registry.npmjs.org/gulp-plumber/-/gulp-plumber-1.2.1.tgz",
@@ -4681,16 +4662,6 @@
         "replacestream": "^4.0.0"
       }
     },
-    "gulp-rimraf": {
-      "version": "0.2.2",
-      "resolved": "https://registry.npmjs.org/gulp-rimraf/-/gulp-rimraf-0.2.2.tgz",
-      "integrity": "sha512-36X2sfj2d++avb6TUpL9SQIqGR8Wl/NNBVw74ZbXZJ/MGWAmz6aPe/msuyVyUSZPn1RYlctSLV9W5uzPTMk+kw==",
-      "dev": true,
-      "requires": {
-        "rimraf": "^2.6.2",
-        "through2": "^2.0.3"
-      }
-    },
     "gulp-sass": {
       "version": "4.0.2",
       "resolved": "https://registry.npmjs.org/gulp-sass/-/gulp-sass-4.0.2.tgz",

package.json

@@ -39,13 +39,11 @@
     "gulp-babel": "^8.0.0",
     "gulp-clean-css": "^4.3.0",
     "gulp-concat": "^2.6.1",
-    "gulp-ignore": "^2.0.2",
     "gulp-imagemin": "^5.0.3",
     "gulp-plumber": "^1.2.1",
     "gulp-postcss": "^8.0.0",
     "gulp-rename": "^1.4.0",
     "gulp-replace": "^1.0.0",
-    "gulp-rimraf": "^0.2.2",
     "gulp-sass": "^4.0.2",
     "gulp-sourcemaps": "^2.6.5",
     "gulp-touch-fd": "^2.0.0",