Package update and version bump

package.json

@@ -1,6 +1,6 @@
 {
   "name": "vanilla-lazyload",
-  "version": "8.0.3",
+  "version": "8.1.0",
   "description": "A fast, lightweight script to load images as they enter the viewport. SEO friendly, it supports responsive images (both srcset + sizes and picture) and progressive JPEG",
   "main": "dist/lazyload.min.js",
   "devDependencies": {
@@ -21,21 +21,20 @@
     "url": "https://github.com/verlok/lazyload"
   },
   "keywords": [
-    "lazy",
-    "load",
+    "lazyload",
+    "vanilla",
     "responsive",
     "images",
     "picture",
     "srcset",
     "SEO",
     "sizes",
     "progressive",
-    "JPEG",
     "performance",
     "perfmatters",
     "no-jquery",
-    "async",
-    "vanilla"
+    "gulp",
+    "async"
   ],
   "author": "Andrea \"verlok\" Verlicchi",
   "license": "MIT",