Added splitting

https://github.com/shshaw/Splitting

- There is reasonable content on the page (see: [No Content](https://github.com/js-org/dns.js.org/wiki/No-Content))
- I have read and accepted the [ToS](http://dns.js.org/terms.html)

cnames_active.js

@@ -990,6 +990,7 @@ var cnames_active = {
   "spin": "fgnass.github.io/spin.js", // noCF? (don´t add this in a new PR)
   "spirare": "waldenn.github.io/spirare", // noCF? (don´t add this in a new PR)
   "spiritual": "spiritual-js.github.io", // noCF? (don´t add this in a new PR)
+  "splitting": "shshaw.github.io/Splitting", 
   "spreadsheet": "chiefofgxbxl.github.io/Spreadsheet.js",
   "spritesheet": "arcadiogarcia.github.io/Spritesheet.js", // noCF? (don´t add this in a new PR)
   "spritewerk": "bildepunkt.github.io/spritewerk", // noCF? (don´t add this in a new PR)