[#7943] remove unused widget references
[#7943] remove unused widget references

apache/allura,heiths/allura,heiths/allura,lym/allura-git,heiths/allura,lym/allura-git,apache/allura,heiths/allura,lym/allura-git,apache/allura,heiths/allura,apache/allura,lym/allura-git,lym/allura-git,apache/allura