[#7538] ticket:850 If diff is empty, show file was unchanged message
[#7538] ticket:850 If diff is empty, show file was unchanged message

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