Merge pull request #3595 from karlhorky/jquery.gray-v1.3.3

Update jquery.gray to version 1.3.3

ajax/libs/jquery.gray/1.3.3/gray.min.css

@@ -0,0 +1 @@
+.grayscale{filter:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg'><filter id='grayscale'><feColorMatrix type='matrix' values='0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0 0 0 1 0'/></filter></svg>#grayscale");filter:gray;-webkit-filter:grayscale(100%)}.grayscale.grayscale-fade{-webkit-transition:-webkit-filter .5s}.grayscale.grayscale-fade:hover{-webkit-filter:grayscale(0%);filter:none}.grayscale-replaced.grayscale-fade svg{opacity:1;-webkit-transition:opacity .5s ease;transition:opacity .5s ease}.grayscale-replaced.grayscale-fade:hover svg{opacity:0}

ajax/libs/jquery.gray/package.json

@@ -1,7 +1,7 @@
 {
   "name": "jquery.gray",
   "filename": "jquery.gray.min.js",
-  "version": "1.3.2",
+  "version": "1.3.3",
   "description": "Make an image gray in all browsers",
   "homepage": "https://github.com/kununu/gray",
   "license": "MIT",