Modules and maintenance

- Update to modules
- Added ESLint configuration
- Tried to fix SASS but still no automatic reload
- Gulp not working anymore

package.json

@@ -22,8 +22,8 @@
   "devDependencies": {
     "@babel/core": "~7",
     "@babel/preset-env": "~7",
-    "browser-sync": "^2.27.7",
-    "del": "^6.0.0",
+    "browser-sync": "^2.27.10",
+    "del": "^7.0.0",
     "gulp": "^4.0.2",
     "gulp-autoprefixer": "^8.0.0",
     "gulp-babel": "~8.0",
@@ -44,11 +44,11 @@
     "gulp-sass-lint": "^1.4.0",
     "gulp-uglify": "^3.0.2",
     "gulp-useref": "^5.0.0",
-    "gulp.spritesmith": "^6.12.1",
+    "gulp.spritesmith": "^6.13.0",
     "jshint": "~2",
     "jshint-stylish": "^2.2.1",
     "merge-stream": "^2.0.0",
     "pump": "^3.0.0",
-    "sass": "^1.49.7"
+    "sass": "^1.54.0"
   }
 }